Mass Extinctions Cause Evolutionary Bottlenecks
Extinctions are occurring at a phenomenal rate these days.
Extinctions are occurring at a phenomenal rate these days.
Chris Hayes hosting a Google+ Hangout on the politics of climate change — with Andy Revkin, Kate Sheppard and a couple of others.
Continuing the global CH4 methane average jump, on August 13, 2013 am, 0-12 hr, we hit a new high average of 1811 ppb.
John Hofmeister discusses with Greg Dalton how the global climate crisis is a problem that needs political help to be solved.
Noctilucent clouds, sometimes called Polar Mesospheric Clouds, were first reported in 1885.
A 2013 Climate State film.
Visualization of Arctic sea ice volume, showing the evolution of sea-ice over time from 1979 to July 2013.
Extreme Ice Survey's James Balog captured dramatic footage of disappearing Arctic ice.
Scientists say methane levels are high in waters near New Zealand, likely because of a worm habitat, creating tunnels to release the methane from the ocean floor.