Tagged: southern hemishpere

Southern hemisphere joins north in breaching carbon dioxide milestone - Guest Work

Guest Author May 17, 2016

By Paul Krummel, CSIRO and Paul Fraser, CSIRO As we predicted two months ago, the background atmospheric carbon dioxide levels measured at Cape Grim on Tasmania’s northwest coast have officially passed the 400 parts per million (ppm) mark. Our measurements, compiled by our team at CSIRO together with the Bureau of Meteorology, show that the … Read More