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CONSULTATION ABOUT GM CROPS
POST COMMERCIALISATION SCENARIOS

30 September 2002

Dear colleague,

The Agriculture and Environment Biotechnology Commission (AEBC) was established in June 2000 to advise the Government on strategic developments in biotechnology as they impact on agriculture and the environment. The Commission has already published two major reports: about the Farm Scale Evaluations (Crops on Trial) in September 2001, leading to the public debate which the Government has now commissioned, about the possible commercialization of GM crops; and about animals and biotechnology in September 2002.  In addition, the AEBC published a horizon scanning study in April 2002.  Commission Members have substantial ongoing input into public debate about genetic modification.  Further details about the Commission’s work are on our website.

The issue of liability for any potential harm arising from the release of GMOs to the environment, and who might pay if any damage (economic or environmental) occurs, has become a key point of tension in the debate about the possible commercialization of genetically modified (GM) crops in the UK and elsewhere in Europe in recent years.  The Commission’s interest is primarily in the regime for liability in the area of law known as tort (eg, actions for nuisance or for trespass), which tends to serve also as a foundation for building special additional statutory rules enabling the State to bring proceedings.  Current examples of that approach can be found in relation to water pollution, and for the remediation of contaminated land.  The Commission is conscious that issues of contractual liability, and product liability, may also arise.

Those critical of GM crops are concerned about unforeseeable impacts from growing GM crops and argue that it is only fair that the biotechnology companies and others profiting from GM crops should pay for any damage that might arise. On the other hand, supporters of GM crops argue that singling out GM technology for special attention is unwarranted and unfair.  There is no special liability regime for other developments in crop improvement or agronomic practice, and the release of GMOs is already more tightly regulated than any other agriculturally-related activity.  Since the benefits of GM crops would be for society as well as the companies, it would be appropriate for society to pay for some of the risks, particularly for harm of a type that was unforeseen and unforeseeable at the time of the release of the GMOs concerned.

A sub-group of Commission Members is studying this area.  The Commission intends to report on the subject in 2003. This consultation by the sub-group is partly about legal issues such as the way in which existing liability rules could be expected to adapt, by analogy, to possible harm from the release of GMOs.  But the group is also considering how far existing, or specially extended, liability rules are capable of providing an adequate regime for post-commercialisation, and whether there are other legal or policy instruments that should also be considered.  

The group has been discussing the issues with a wide range of people, including lawyers, insurers, government officials, plant breeders, environmental NGOs and representatives of the biotechnology industry.  The sub-group has also considered the possible implications of the draft EU Directive on environmental liability, and the new directive on the deliberate release of GMOs to the environment (2001/18/EC), which takes effect from 17 October 2002).  It is interested in the relationship between the regulatory regime for release of GMOs and a liability regime relating to the effects of releases.

The sub-group is aware that there are limits to what may be achieved by any liability regime.  Rules that may work well between private landowners may need special development if they are to be applied to ecological damage more generally, or to instances of gradual and cumulative change from multiple sources of emission, or in cases calling for swift response.  There may be a need to provide in such cases, as with river pollution under present statutory rules, for the State to intervene to undertake remedial works and to recover its expenses if possible from liable parties.  Again, liability rules can only work properly if there is a solvent defendant, or adequate indemnity cover through insurance or a special industry fund.  Otherwise, whatever the rules may say, the State may end up as the ultimate guarantor of environmental protection.

At this stage in its work, the group would appreciate particular help from stakeholders and others.  In order to assist the development of its thinking about the sorts of issues that might arise, the sub-group has formulated a number of hypothetical scenarios considering what might happen were GM crops to be grown commercially in the UK, reflecting various direct and indirect impacts. 

To an extent the scenarios focus on ‘worst case’ events.  The sub-group is not endorsing a view that GM crops are inherently more dangerous than other forms of agriculture.  The scenarios are set out in the attached paper, which also provides a brief analysis of the likely outcome under existing liability rules. 

We would like to know your views as to:

(1)   whether the scenarios capture all the issues likely to arise, and if not, what others you believe need to be considered;

(2)   the extent to which these are issues that are unique to GM crops, or which might equally flow from other approaches to crop development, such as through changes in agricultural practice or conventional crop breeding;

(3)   the extent to which, whether the issues are unique or not, current liability rules are adequate to protect the environment or other interests, including economic interests, from harm;

(4)   whether changes to liability rules are requires, and if so what;

(5)   whether other changes in law or policy are required, and if so what.

We have posed a number of questions in the scenarios, but we realise that you may want also to comment on other aspects which could also help us take this study forward.

You might like to know that the AEBC liability group will be holding a meeting on 5 November in London which will be open to all to observe, at which we shall be taking evidence from a number of people.  We shall be discussing liability and related issues with lawyers, farming representatives and a social scientist.  If you would like further details of the time and place of this meeting, please contact the secretariat.  If it is possible to send any comments in advance of 5 November that would be helpful, though the meeting itself will be an evidence-taking session rather than focusing on the scenarios. 

We should find it very helpful if all responses could reach the Commission by 12 November.  The contact details are:

Bay 479

1 Victoria Street,

London SW1H 0ET

Telephone: 020 7215 3863

Fax: 020 7215 3863

We look forward to hearing from you.

Justine Thornton

For the AEBC liability group

AGRICULTURE AND ENVIRONMENT BIOTECHNOLOGY COMMISSION

 GM CROPS - POST COMMERCIALISATION SCENARIOS

Introduction

1.      The Agriculture and Environment Biotechnology Commission (AEBC) liability sub-group looking at a liability regime for GMOs has developed a range of hypothetical scenarios, in order to consider what might happen were GM crops to be grown commercially in the UK and whether and how the law might respond.  To an extent therefore the scenarios focus on ‘worst case’ events.  The sub-group is not endorsing a view that GM crops are inherently more dangerous than other forms of agriculture; rather, the aim is to test out whether GM crops raise new and different issues, whether current laws are considered to be adequate and whether there are other potential ways of providing redress.

2.      In the scenarios, it is assumed that:

·        no specific new legal provisions have been set in place to redress any harms occurring.

·        GM crops have moved into commercial cultivation.

Questions to Consultees

1.      The sub-group would be grateful for consultees' views on any or all of the following:

(i)          Are there any issues that may arise from the commercial growing of GM crops which are not captured by the scenarios?

(ii)         Are the issues raised by the scenarios unique to GM crops, or might they equally flow from other approaches to crop development, such as through changes in agricultural practice or conventional plant breeding?

(iii)        Whether unique or not in that sense, how far are current liability rules adequate to impose the environmental costs of the harm on the person who has caused it?

(iv)              If unique in that sense, need liability rules be changed to reflect that uniqueness, and if so, how?  Are there issues about aspects of a regime, such as burden of proof, threshold of liability (eg fault based or strict), foreseeability, costs or otherwise on which you would wish to comment?

(v)                To what extent is it likely that the EU’s development of a directive for environmental liability more generally will introduce a special regime for GM crops?

(vi)              How far are current liability rules able to secure redress for the grower of a non-Gm crop in the event of GM contamination of that crop?  Should they provide for such redress?  If so, how?

(vii)            Are insurance or other indemnity mechanisms likely to be able to underpin a liability regime for GM crops, and if not, how might they be so developed?

(viii)          Are there other instruments, of law or policy, which might better achieve the objectives of an extended liability regime?

Scenario 1.   Monoculture.

A variety of GM winter wheat has been genetically modified to be resistant to all important pests and diseases and to be tolerant to a herbicide in order that farmers can control weeds more effectively.  Due to its success more farmers have chosen to grow the variety to the exclusion of other crops.  The result has been a decline in soil fertility which in turn has led to a reduction in weed and insect biodiversity.

How would current laws respond?

The reduction in soil fertility appears to have occurred as a result of changes to farming practices. It is difficult to see how any of the people involved (seed companies or individual farmers) could be made liable for this. 

In addition, the impacts on biodiversity are not recoverable unless it can be shown to have interfered with crop production.  If so, any compensation is likely to be for the damage to the crop rather than for biodiversity impacts.

Scenario 2.  Direct ecological effects.

Forage grass has been genetically modified to make it resistant to droughts and sugar beet has been genetically modified to make it resistant to salt  However, the drought tolerance transfers to a wild relative of the forage grass and the salinity resistance transfers to a relative of sugar beet.  As a result the wild plants gain a competitive advantage and displace or reduce other plants in the surrounding area.  

How would current laws respond?

If the plants affected are other crops belonging to the farmer who is growing the GM forage grass or sugar beet then it might be possible to claim against the seed company who sold him the GM seed but this would depend whether there were any provisions in his contract with the company to protect him from any effects of the GM crops.  In addition, if the farmer was growing the forage grass or sugar beet for his own consumption and not as part of his business then he might have a claim against the seed company on the basis of a claim that the GM crops are 'defective'.  The legal test for this is whether the 'safety of the product is not such as might reasonably be expected'.  It is not clear how or whether this would apply to gene transfer, when the GM crop itself is unaffected. 

If the plants affected belong to a neighbouring farmer then he may be able to bring a claim against the GM farmer.  Any court would need to decide whether growing GM crops amounts to a 'reasonable use' or 'special use' of the land and whether the gene transfer was a foreseeable consequence of growing the crops.  If the court decided that growing GM crops was not a 'reasonable use' or  was a 'special use' and the gene transfer was a foreseeable consequence then it might find the GM farmer liable for the impacts of the plants and require him/her to compensate the neighbouring farmer for his/her loss. 

If the plants affected are wild flowers or weeds then no-one will be liable for their loss unless the flowers or weeds are particularly important examples of their type and have been designated as worthy of protection under nature conservation laws, in which case the GM farmer might be prosecuted for damaging them.

Scenario 3.  Indirect effects on groundwater.

Oil seed rape is genetically modified to be tolerant to the herbicide glyphosate.  Cross pollination occurs between the oil seed rape and wild turnip, a weed.  The wild turnip becomes tolerant to glyphosate and becomes difficult to control.  As a result farmers growing conventional crops are forced to use more persistent conventional herbicides to control weeds.  Local authorities are also forced to do the same to control the weed population on railway tracks and pavements.  This leads in turn to higher levels of persistent herbicides in groundwater.  

How would current laws respond?

The conventional farmers and the local authorities are at risk of prosecution for polluting the groundwater under the Water Resources Act 1991.  However, if, as appears to be the case, the impacts on the groundwater have resulted from herbicides from a number of sources then it will probably be difficult to identify particular people for prosecution.

Scenario 4.  Loss in value of crops.

Neighbouring farms grow oilseed rape on adjacent fields.  One crop is organic, the other is a GM crop for certified seed production*.  Both farmers need to maintain a high level of genetic purity by minimising pollination with adjacent crops.  Cross pollination (both ways) results in the organic farmer losing his organic premium and the GM farmer losing his certified seed premium.

*Note: Certified seed has high genetic purity and is required for supplying to farmers to grow crops.  There is a requirement for certified seed to reach a statutory level of genetic purity.

How would current laws respond?

Each of the farmers could bring a claim against the other farmer.  However, how easy it is for each to recover compensation is likely to depend upon whether a court views the loss as primarily economic in that whilst the crop is physically the same crop, its market value has declined.  As a general rule it is not possible to recover for any economic losses.   The only way in which the courts might however be prepared to allow this type of loss to be recovered on the basis that the cross pollination has altered the genetic make-up of the plant (which amounts to a physical alteration) as a result of which the crop has lost value. 

It may also be that a court decides that either organic farming or certified seed production amount to a sensitive use of the land in which case the law will not protect the use of the land for this type of production.

Scenario 5.  Decline in market demand for other products.

A leading potato variety is made resistant by GM plant breeding to all important virus diseases.  The product proves very popular and significantly reduces the demand for seed potatoes grown in Scotland and Northern Ireland.  These are areas relatively free from insect-spread virus diseases and where seed potato production is an important farming enterprise. The effect is a decline in income for the seed potato farmers in Scotland and Northern Ireland.

How would current laws respond?

The seed potato farmers have suffered a decline in income because of changes in consumer demand.  This is likely to be regarded as a business risk rather than suitable for recovery under a liability regime. 

Scenario 6.  Introduction of GM seeds into a non-GM crop.

(a)  GM wheat seeds are introduced into non-GM seed stocks intentionally by vandals.  The farmer who owns the seed grows wheat for a supplier who pays a non-GM price premium.  As a result of the GM introduction he either has to destroy the crop or label it as GM and therefore lose the price premium.

(b)  GM wheat seeds are introduced into non-GM stocks unintentionally when a combine harvester contractor fails to clean his harvester sufficiently after harvesting a GM crop.  The farmer who owns the seed either has to destroy it or label it as GM, thereby losing THE price premium.

(c)   conventional seed imported from abroad is found to contain GM seeds in excess of the legally allowed threshold limits for the presence of GM seeds and the seed has to be destroyed by the farmer who buys it.  

How would current laws respond?

(a)       If they could be traced, the vandals might be prosecuted for criminal damage to property which would not however assist the farmer in recovering his loss of income.  The farmer could bring a claim of trespass against the vandals and recover the lost price premium if the Vandals have the money to compensate him.

(b)       The farmer might have a claim in negligence against the combine harvester contractor but might find it difficult to recover the losses on the basis the court regards the loss as economic which in general is not recoverable. 

(c)        Whether the seed company marketing the conventional seed would be liable to the farmer is likely to depend upon whether there are any provisions in the contract between the seed company and the farmer governing the issue.  In addition, if the farmer has bought the seeds for his own use, as opposed to any business use, then he might be able to claim against the seed company on the basis the crops are defective.  The test of liability is whether the ‘safety of the product’ is not such as might reasonably be expected.  There has been no case law considering how and whether the presence of excess seeds makes the crop defective.  When this scenario occurred in reality, the seed company voluntarily paid compensation to those farmers affected, but without accepting liability.  

Scenario 7.   Loss of resistance to Bt.

A maize variety is genetically modified to be resistant to important pests by introduction of a Bt gene (Bt is Bacillus thuringiensis, a soil bacterium that produces toxins that control some insects).  The maize variety becomes widely used and insects develop that are able to overcome the resistance.  The maize fails because of pest damage causing loss to the GM farmer.  In addition organic farmers who use Bt as an insect control agent, but who have never used the GM crop, also find their crops fail, because of pest damage. 

How would current laws respond?

Resistance has developed because of the wide use of the crop by farmers, which amounts to a change in farming practices.  The effect is that the farmers who have suffered damage cannot identify any one farmer who has caused the problem and therefore against whom they could bring an action.  If these farmers who purchased the GM maize did so for personal use and not as part of their business, they might be able to claim against the seed company on the basis that the product becomes defective when used widely. Liability may then depend on whether the seed company could have foreseen this occurrence, which in turn will depend on expert evidence about the particular crop.  This option would not however be available to the organic farmers who have not purchased a product from the seed company.

Scenario 8.  Unpredictable impact.

A ryegrass variety is genetically modified to be tolerant to glyphosate herbicide.  The crop undergoes a risk assessment prior to being authorised for growing and conditions are imposed requiring the crop to be monitored for any impacts on, amongst other things, soil fertility and wildlife biodiversity.  Despite these precautions an unexpected impact occurs that could not have been predicted according to the state of scientific knowledge at the time crop was marketed and sold.

How would current laws respond?

Unforeseeable damage cannot be compensated for under current laws.  Any loss will therefore lie where it falls.

Scenario 9.  Decisions by supermarkets and purchasers

A supermarket decides not to buy organic and conventional honey from farmers within 6km of GM sites, because the honey may contain traces of GM material and the supermarket considers this will be unacceptable to consumers.  On testing both the organic and conventional honey show the presence of GM material, though the levels are not high enough to require the honey to be labelled as GM honey.  The farmers cannot sell their honey and lose money.

How would current laws respond?

It seems unlikely that the farmers would have any redress against the decisions of the supermarket unless there was some provision in their contracts with the supermarket requiring the supermarket to take the produce in these circumstances. 

AEBC
September 2002

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