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For three decades, Kristine Tompkins has helped turn millions of acres of Patagonia into protected national parks. Now she’s making sure the work outlasts…

For three decades, Kristine Tompkins has helped turn millions of acres of Patagonia into protected national parks. Now she’s making sure the work outlasts…

The Atacama Desert is by far the driest and oldest desert on Earth, showing a unique combination of environmental extremes (extreme dryness, the highest UV radiation levels on Earth and highly saline and oxidizing soils), explaining why the Atacama has been largely investigated as a Mars analog model for almost twenty years. Based on the source and the amount of water available for life and its analogy with Mars, two ecosystems are of interest in the Atacama; its Coastal Range and the much drier hyperarid core, which we here review in detail. Members of the three domains of life have been foun...

For three decades, Kristine Tompkins has helped turn millions of acres of Patagonia into protected national parks. Now she’s making sure the work outlasts…

The mountaineer was dragged down by an avalanche in Patagonia, on Argentina's border with Chile. An Austrian woman, also an experienced climber, sustained severe injuries.