This may come as a shock, but only 55 million years ago, our planet had no polar ice caps; in fact, it nearly became a steamy, runaway greenhouse world, with CO2 levels exceeding 2,500 ppm. Then, all of a sudden, something intervened, causing a shift.
In a recent speech, environmental journalist George Monbiot argues that opposition to the central drivers of climate change (neoliberal economic policies being the key) is consistently neutralized by environmentalists themselves.
"A game changer" is how climate scientist Dr Malte Meinshausen describes newly published research that West Antarctic glaciers have passed a tipping point much earlier than expected and their disintegration is now "unstoppable" at just the current level of global warming.
Canada’s Information Commissioner, Suzanne Legault, agreed at the end of March to launch an investigation into the extensive muzzling of federally-funded scientists at the Department of Fisheries and Oceans (DFO), Environment Canada, Natural Resources Canada and other federal agencies. Her decision comes after a February 20th complaint formally filed by Democracy Watch in partnership with the Environmental Law Clinic of the University of Victoria, which called for a full investigation and was accompanied by a 128-page report, Muzzling Civil Servants: A Threat to Democracy.
That report documents systematic silencing since 2007 of
'1.5ºC appears to be something of a tipping point,' says scientist
- Jon Queally, staff writer, Common Dreams
Scientists studying the geological history inside ancient Siberian caves say that evidence suggests a global temperature increase of just 1.5ºC could trigger massive melting of the northern hemisphere's permafrost, unleashing gigatonnes of carbon and methane into the already warming atmosphere.
Published in a fine website from the Shuswap (Aim High Salmon Arm), Dr. Art Borkent has given us a wonderful summary of the state of the study of insects in Canada, why it matters, and what is wrong with the suppression of science which the current government(s) are instituting.