The “zero tolerance” approach for contaminants can be seen in regulations which state that the concentrations of several known carcinogenic contaminants in drinking water should be zero.
It is likely that the organisms in many streams across the U.S. are bathed in a weak solution of birth control pills, caffeine, hypertension blockers, and lithium.
The real impact of global warming may be what it does to evaporation rates from the land surface.
Science and art leave a record of environmental condition, as it affects the human perception of environmental conditions.
A cap-and-trade program was put into effect by President George H.W. Bush to curtail SO2 emissions from power plants.
Hypoxia is one of the side-effects of modern agronomic systems which strive to feed 7 billion of us with a nutritious diet.
A river is a reflection of the watershed it drains
Composting kitchen waste helps “close the loop” to achieve a sustainable human society where wastes are recycled back into the production of useful goods.
Global survey of restoration projects found only 25% of the ecosystem services provided by nature were found in the restored systems.
Annually we spread about 20 million tons of road salt in the U.S., and we’ve been doing it since the late 1930s.