Why would VW go to all the trouble to deceive regulators unless it actually can't produce cleaner engines?
Australia could buy cheap international carbon credits and dramatically slash our emissions by 19% for a bargain-basement price. But do the overseas schemes do what they say on the tin?
Remember when MPs actually asked meaningful questions during question time? Alas, those days are over, but in the UK at least one retiring Lib-Dem has stuck his neck out. Plus other political snippets along the way.
The public cry for clarity regarding the so-called carbon tax, and Labor’s problem with communicating clearly continue to threaten its existence, writes Alex Frankel, a communications researcher and strategist.
The current rate of greenhouse gas rise is unprecedented in Earth history, excepting global volcanic events and asteroid impacts, writes Dr Andrew Glikson, Earth and paleo-climate scientist at the ANU.
GOOD charts the five biggest carbon dioxide emitters in each region of the world, and whether they've reduced or increased emissions over the past few years. Spoiler: Australia doesn't fare well.