By understanding how ancient plants absorbed carbon and influenced climate, experts gain critical insight into how ecosystems might behave in our world.

These include weathering, erosion, transportation and sedimentation ... rocks are broken up by the roots of plants. They can also be broken by animals burrowing into them. Another process of ...

Many cities send their sewage to be used as farm fertilizer. But waste treatment plants don't typically remove "forever chemicals," first.

City Commissioners approved a $446,462 agreement with Advanced Engineering and Environmental Services for the water treatment plant sedimentation basin upgrade during their April 1 meeting. Under the ...

PITTSBURGH—By now, the U.S. Army Corps of Engineers has a good idea of the issue facing Chautauqua Lake. Now, everyone’s ...