Currently there are about 75,000,000 pigs in the United States. They generate a lot of poop, for which disposal is an ongoing problem in need of good solutions. North Carolina is home to about 12%Continue reading
[We need] a report card that grades plant production, soil organic matter, biodiversity and nutrient balance against our best measures of what they would be in a world without humans.
I asked myself whether cotton vs. linen shirts, or nylon or denim pants, left a greater footprint on the environment.
Potassium…. may emerge as problematic…. as large areas of highly weathered tropical soils….are converted to agriculture.
Policies devoted to bioenergy should be redirected toward efforts to protect terrestrial carbon stocks and recarbonize the biosphere.
It is easy to overlook the life under sea ice in the Antarctic, but as climate warms, sea ice will diminish and so will the growth of algae that depends on it
If low levels of insecticides, many of them endocrine disruptors, are involved, humans are certainly exposed as well
No program exists to predict the potential for new species—plant or animal–to become invasive upon arrival in the U.S.
No matter how much carbon they assimilate, the carbon uptake by an existing mature forest is not additional,
Humans are the largest force shaping the surface of the Earth today.