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Leaked Report: Human Activity Driving Climate Change

Human activity is almost certainly the cause of climate change and global sea levels could rise by several feet by the end of the century, according to an Intergovernmental Panel on Climate Change (IPCC) report leaked to media on Tuesday.

The draft summary of the report all but dismissed recent claims of a slowdown in the pace of warming, which has seized upon by climate-change sceptics.

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Rising Deforestation Sparks Concern in Brazil Amazon

Deforestation in the Brazilian Amazon is on the rise sharply, sparking alarm over the future of the world's biggest rainforest.

Between June and last August, Imazon, the first independent monitoring system for the area, detected a 100 percent surge in the clearing of land.

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Endangered Giant Ibis Found in New Cambodia Habitat

Jubilant conservationists expressed hope Tuesday for the survival of the critically-endangered giant ibis after a nest of the bird species was discovered in a previously unknown habitat in northeastern Cambodia.

Habitat loss and poaching has pushed the giant ibis to the edge of extinction, with around only 345 of the reclusive creatures -- distinctive for their bald heads and long beaks -- left anywhere in the world, 90 percent of them in Cambodia.

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Earliest Iron Artefacts Came from Meteorite

The earliest iron artefacts ever found -- funeral beads strung around bodies in a 5,000-year-old Egyptian cemetery -- were made from a meteorite, archaeologists said on Monday.

Hi-tech scanning of the beads, discovered by British archaeologists in the Lower Egypt village of el-Gerzeh in 1911, shows the metal came from a rock in outer space, they said.

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China, U.S., Qatar Singled out on 'Earth Overshoot Day'

China, the United States and Qatar were accused of environmental plunder on Tuesday as green activists marked "Earth Overshoot Day," the date at which mankind has exhausted a year's budget of natural resources.

"In just over eight months, we have used as much nature as our planet can regenerate this year," Global Footprint Network, an international thinktank which calculates the metric, said in a press release.

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Toxic Puddles Discovered at Fukushima Nuclear Plant

Puddles with extremely high radiation levels have been found near water storage tanks at Japan's crippled Fukushima nuclear plant, its operator said Tuesday, as it moved to contain the latest of several toxic water threats.

The radiation level, measured around 50 centimeters (20 inches) above the toxic water surface, was about 100 millisieverts per hour, Tokyo Electric Power (TEPCO) said.

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Argentina Seeks Beef Production Boost with Bovine IUD

An Argentinian veterinarian has designed a cheap and simple device that could revolutionize cattle husbandry on the pampas by preventing pregnant cows from reaching the slaughterhouse.

Enrique Turin, a professor at the National University of Northwestern Buenos Aires, designed and is producing what he says is the world's first bovine intra-uterine device.

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German Energy Giants Pull Plug on Conventional Power

German power company RWE is shutting six domestic plants and rival E.ON is threatening to relocate to Turkey as the sector tots up the cost of the government's energy policy turnaround.

Ever since Chancellor Angela Merkel announced a phase-out of nuclear energy over the next decade and pledged to generate as much as 80 percent of the country's electricity from renewables by 2050, big question marks have been hanging over the future of coal and gas-fired plants in Germany.

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Study: Coastal Cities Face Rising Risk of Flood Losses

The world's 136 largest coastal cities could risk combined annual losses of $1 trillion (750 billion euros) from floods by 2050 unless they drastically raise their defenses, a study warned Sunday.

Current losses are about $6 billion per year, with four cities -- Miami, New York and New Orleans in the United States and Guangzhou in China -- incurring 43 percent of the costs, according to a report in the journal Nature Climate Change.

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Chinese Super-Rat Roamed Earth 160 Million Years Ago

A fossil of the oldest known ancestor of modern rats -- an agile creature that could climb, burrow and eat just about anything -- has been unearthed in China, scientists said Thursday.

The newly named species Rugosodon eurasiaticus had flexible ankles for tree-climbing and sharp teeth that could gnaw both animals and plants, according to the U.S. journal Science.

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