since 2016, wildfire smoke has reversed what had been a downward trend in PM 2.5 concentrations across the U.S.
Housing a billion chickens in North Carolina is equivalent to living with 10,000,000 people with no sewage treatment.
we are bathed in, and breathe, an atmosphere with an arsenic content vastly in excess of what we have experienced during our evolutionary history as a species.
Production and use of nitrogen fertilizer is expensive and a significant source of air and water pollution and greenhouse gases in the atmosphere.
The benefits of reducing mercury pollution deposited from the atmosphere are quickly reflected throughout the ecosystem.
The hydrogen content of the atmosphere has increased 70% since the late 1800s,
The circulation and behavior of the atmosphere connects our world, ensuring that what happens anywhere on Earth is felt everywhere.
surprising increases in the mortality rates from dementia with increasing levels of air-borne particles.
You can’t expect to have healthy people in a dirty environment.
Only with a population growth rate of zero might we have some hope for planetary stability.