Browse By

Tag Archives: 400 ppm

No Thumbnail

Is This the Year CO2 hits 400 PPM?

Could be. Look at the trend, courtesy of the National Oceanic and Atmospheric Administration: Last month’s reading at the Mauna Loa Observatory in Hawaii reached 395.55 parts per million in January 2013, up more than 2 parts per million from just a year ago. Hold

Psst... what kind of person doesn't support pacifism?

Fight the Republican beast!