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Earth May Be Warming Even Faster Than Expected – Slide Show
Scientists have thought that if planetary warming could be kept below a 2-degree Celsius increase, perils such as catastrophic sea-level rise and searing heat waves could be avoided. Ongoing data, however, indicate that three global feedback mechanisms may be pushing Earth into a period of rapid climate change even before [...]
What are the Tar Sands?
In the Canadian Boreal forest just downstream of the eastern foothills of the Rocky Mountains are the Canadian tar sands. The region contains some 2 trillion barrels of oil, but getting to it will mean destroying an area larger than the state of Florida. Tar sands consist of heavy crude [...]
How Tar Sands Oil is Going to Multiply Global Warming?
James Hansen has been publicly speaking about climate change since 1988. The NASA climatologist testified to Congress that year and he’s been testifying ever since to crowds large and small, most recently to a small gathering of religious leaders outside the White House last week. The grandfatherly scientist has the [...]
More Oil from Canada’s Tar Sands End of Climate Change Talk
The remote northern corner of Alberta is home to the tar sands, a sprawling deposit of thick, heavy oil that is among the most greenhouse gas–intensive forms of petroleum to produce. In the past decade Canada has become the U.S.’s primary supplier of imported petroleum—ahead of Saudi Arabia—and more than [...]
Effects of Global Warming: Winter Wakes Up Your Mind–and Warm Weather Makes it Harder to Think Straight
Imagine you are on trip and find yourself running low on a few necessities. You stop by a small convenience store to stock up and are immediately faced with the usual suspects: cramped aisles lined with chips and candy, a “beer cave” in the back, an oddly placed rack of [...]
