EHRETH, DONALD J.

Testimonies

Committee on Agriculture: Research on Decline in U.S. Forest Productivity and Determine Effects of Atmosphere Pollutants on Forest Environment (H.R. 2399), D410 [9JN]

Committee on Public Works and Transportation: Authorize the Water Resources Research Activities of the U.S. Geological Survey (H.R. 791), D496 [8JY]

Committee on Science, Space, and Technology: Establish an EPA Study of Groundwater Resources and Contamination (H.R. 2253), D533 [21JY]