NASA: Warming-Driven Changes in Global Rainfall

By Kathryn Hansen NASA Goddard Space Flight Center. A NASA-led modeling study provides new evidence that global warming may increase the risk for extreme rainfall and drought. Model simulations spanning 140 years show that warming from carbon dioxide will change the frequency that regions around the planet receive no rain (brown), moderate rain (tan), and very heavy…

The 8 Minute Epoch 65 million Years with James Hansen

In a speech at the University of Oregon, James Hansen, NASA’s chief atmospheric scientist, walks listeners thru the most recent geologic periods, and speaks to the commonly heard climate canard, “It’s been hotter in earth’s history before – so what’s the big deal?’ this presentation and others by Hansen available here: http://www.columbia.edu/~jeh1/present… James Hansen’s original…

Earth From Space HD

Groundbreaking two-hour special that reveals a spectacular new space-based vision of our planet. Produced in extensive consultation with NASA scientists, NOVA takes data from earth-observing satellites and transforms it into dazzling visual sequences, each one exposing the intricate and surprising web of forces that sustains life on earth.