In many areas groundwater decline appears to be accelerating,
If a sustainable harvest of fishes can be achieved,…throw the big ones back.
Removal of groundwaters that were recharged during the wetter Pleistocene epoch is a classic example of non-sustainable human behavior.
What constitutes environmental justice seems inherently subjective…
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.
Make sure your trips to the recycling center are efficient
The biosphere is under pressure, when the amount of stuff produced by humans exceeds the mass of all of nature
Only with a population growth rate of zero might we have some hope for planetary stability.
Cutting food waste in half would save 8% of greenhouse gas emissions to the atmosphere—even more if we were to consume less beef in our diet.