About half of the world’s photosynthesis, known as net primary production, occurs in the sea.
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.
A cap-and-trade program was put into effect by President George H.W. Bush to curtail SO2 emissions from power plants.
The mean age of groundwater is about 1000 years, which is why it is so difficult to remediate groundwater pollution.
One might hope that we could require chemical manufacturers to show that a product is safe before it is sold.
Hypoxia is one of the side-effects of modern agronomic systems which strive to feed 7 billion of us with a nutritious diet.
Are lithium resources in short supply?
The disruption of thoughtful evaluations of Earth’s past temperature by those who deny climate change serves no useful purpose
I am not at all worried about the world running out of oxygen anytime soon.