Land deals meant to improve food security may have hurt

Large-scale land acquisitions by foreign investors, intended to improve global food security, had little to no benefit, increasing crop production in some areas while simultaneously threatening local food security in others, ...

Counting elephants from space, for the first time

For the first time, scientists have successfully used satellite cameras coupled with deep learning to count animals in complex geographical landscapes, taking conservationists an important step forward in monitoring populations ...

Spotting elephants from space: A satellite revolution

Using the highest resolution satellite imagery currently available—Worldview 3—from Maxar Technologies and deep learning, (TensorFlow API, Google Brain) researchers at the University of Oxford Wildlife Conservation Research ...

How do archaeologists know where to dig?

National Geographic magazines and Indiana Jones movies might have you picturing archaeologists excavating near Egyptian pyramids, Stonehenge and Machu Picchu. And some of us do work at these famous places.

Satellites can see the pollution trails from individual ships

All hands have to be on deck if the world is going to tackle degradation, and one of the biggest emitters is also one of the least well known—international shipping. A 2018 study estimated that pollution emitted from cargo ...

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