Subduction and volcanic emissions compose a long-term, slow cycle for carbon and these elements.
We need to incentivize plastic recycling
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.
The continued belief that rising human numbers have no impact on the environment is misguided.
Production and use of nitrogen fertilizer is expensive and a significant source of air and water pollution and greenhouse gases in the atmosphere.
It pays to be a freshetarian locavore for the best nutrition and the least environmental impact.
Overall, mosquitoes have been the deadliest predator of humans throughout history.
Residential energy makes a huge contribution to energy use.
with rising human population new (virgin) sources of ore will be mined to satisfy the demand for more products.