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25 



1 domestic animals species due to pesticide expo- 



2 sure as part of an assessment of human expo- 



3 sure levels. 



4 (2) Study priority. — In earning out this 



5 subsection, the Administrator shall initially study 



6 any pesticide (or active ingredient) described in this 



7 subsection with a chemical classification or use that 



8 is considered to pose a high level of risk to human 



9 health. 



10 (f) Effects of Long-Term Pesticide Use. — 



11 (1) In general. — 



12 (A) Field STUDIES. — The Administrator 



13 shall conduct field studies to assess the effects 



14 of exposure to pesticides introduced in the envi- 



15 ronment through long-term use. The Adminis- 



16 trator shall study and assess the effects of pes- 



17 ticide exposure on organisms other than hu- 



18 mans and organisms that are not target orga- 



19 nisms (with respect to the intended uses of the 



20 pesticides) in the following types of ecosystems: 



21 (i) Terrestrial ecosystems. 



22 (ii) Marine and estuarine ecosystems. 



23 (iii) Freshwater ecosystems. 



24 (iv) Urban ecosystems. 



