Nov 21

A mountain on Mars
A mountain in the eastern Hellas region of Mars

Huge glaciers up to half a mile thick have been discovered close to the equator of Mars and are thought to be the remnants of an ice age on the planet.

The glaciers are thought to have been formed up to 100 million years ago and are the “most dramatic” evidence yet of climate change on Mars.

Hundreds of glaciers have been identified by researchers using ground-penetrating radar that allows them to see through a rocky layer of debris covering the ice.

The biggest of the glaciers are up to 13 miles long and more than 60 miles wide and represent a potential source of water for astronauts on missions to Mars.

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Mar 18

One of the most eminent scientists of our time says that global warming is irreversible - and that more than 6 billion people will perish by the end of the century.

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James Lovelock

At the age of eighty-eight, after four children and a long and respected career as one of the twentieth century’s most influential scientists, James Lovelock has come to an unsettling conclusion: The human race is doomed. “I wish I could be more hopeful,” he tells me one sunny morning as we walk through a park in Oslo, where he is giving a talk at a university. Lovelock is a small man, unfailingly polite, with white hair and round, owlish glasses. His step is jaunty, his mind lively, his manner anything but gloomy. In fact, the coming of the Four Horsemen — war, famine, pestilence and death — seems to perk him up. “It will be a dark time,” Lovelock admits. “But for those who survive, I suspect it will be rather exciting.” Continue reading »

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