Natural Gas versus Coal Power Plants: Greenhouse gas warming

Ken Caldeira: We had a paper come out comparing effects of natural gas versus coal plants, aimed at understanding how much methane leakage there could be from natural gas before it caused more near-term warming than coal. The answer depends on how efficient the different power plants are, but one thing that is clear is…

Arctic Sea Ice, Summer 2014 (NASA animation)

An animation of daily Arctic sea ice extent in summer 2014, from March 21, 2014 to Sept. 17, 2014 – when the ice appeared to reach it’s minimum extent for the year. It’s the sixth lowest minimum sea ice extent in the satellite era. The data was provided by the Japan Aerospace Exploration Agency from…

Exploring NASA’s new Eyes on Earth App

Testing the new Eyes on Earth application from NASA, Vital Signs, look at events in real time and history – downloaded from eyes.nasa.gov Music Candytron Picknick in the Meadows by Tammo “kb” Hinrichs http://music.kebby.org/track/candytron http://music.kebby.org/track/picknick-in-the-meadows Kasparov by Ronny Pries https://www.scenemusic.net/demovibes/song/3090/ Related A Breathing Earth

Earth from Space, the Pale Blue Dot

Wikipedia: The Pale Blue Dot is a photograph of planet Earth taken in 1990 by the Voyager 1 space probe from a record distance of about 6 billion kilometers (3.7 billion miles, 40 AU) from Earth, as part of the solar system Family Portrait series of images. In the photograph, Earth is shown as a fraction of a pixel (0.12 pixel in size) against the vastness of space. The Voyager 1 spacecraft,…