Three bold plans to turn L.A. into a better, more sustainable version of itself, one that will be able to meet the formidable water, air, and climate challenges of the 21st century.
Next time someone tells you there isn't a scientific consensus on man's role in climate change, trot out this new study. But acknowledge its source....
Advocates and scientists have tied the Earth’s fate to that of the polar bear. But what happens if this lumbering giant proves more resilient than the rest of us?