At first glance the seemingly desolate expanse of the Sahel and Sahara deserts looks a bit greener, but the detailed satellite image attached to the computer deep learning reveals a different picture. In fact, the 1.8 billion trees in some parts of the West African Sahara and the Sahel Desert, …
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Trees that grow fast die young, jeopardizing the release of carbon dioxide that challenges predictions that will be a “sink” for forest-planet-temperature emissions, scientists said Tuesday. The cover absorbs a significant amount of carbon dioxide which is emitted by burning fossil fuels and plays a crucial role in estimating our …
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Across the Universe, there are numerous examples of galaxies coming together in colossal mergers, a billion-year-old process that stains stars and gas in the surrounding space. For the most part, we know how this unfolds, but we don’t know what happens to supermassive black holes within their galactic centers. Astronomers …
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