The biosphere is under pressure, when the amount of stuff produced by humans exceeds the mass of all of nature
For Right Whales, the situation is dire, and extinction is the moral equivalent of murder
the color of rivers seen from space may provide a better index of the health of rivers than simple visual observations from land
Personal choices and environmental policies that increase vehicle occupancy will have the greatest reduction on our environmental impact.
Only with a population growth rate of zero might we have some hope for planetary stability.
Farms are no longer using cropland diversity to hedge their bets against pests, pathogens and drought.
Reducing the use of disposal diapers would have a rather small effect on our national inventory of greenhouse gas emissions
Atrazine resembles the growth hormones of other organisms, including frogs and potentially humans.
Pores and cracks in the rocks host microbial activity that feeds on hydrogen generated by volcanic activity,