Add Yahoo as a preferred source to see more of our stories on Google. Desert ecosystems are some of the most richly diverse in the world and yet they are one of the most threatened ecosystems on the ...

When you think of deserts, you might envision isolated wastelands confined to single nations. Yet the world's most massive arid regions defy political boundaries, sprawling across continents and ...

The Atacama Desert in northern Chile is one of the driest places on Earth, but swaths of its usually barren sand are currently carpeted with a colorful bloom of white and purple flowers. The Atacama ...

Desert ecosystems are some of the most richly diverse in the world and yet they are one of the most threatened ecosystems on the planet. Deserts, which account for one-third of the earth’s land mass, ...