News tagged with temperature

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A dusty atmosphere caused extreme global cooling

In recent Earth history, climate has varied following ~100,000 year, glacial-interglacial cycles with higher and lower temperatures and greenhouse gas concentrations. During the coldest glacial conditions, global mean temperatures ...

dateFeb 22, 2018 in Earth Sciences
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How urban heat affects bee populations

North Carolina is home to 500 species of wild bees, yet only a subset of these are common in cities and suburbs. People encourage wild bees by planting flowers and creating pollinator gardens to provide the pollen and nectar ...

dateFeb 22, 2018 in Plants & Animals
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Image: Antarctic research base Concordia

The Franco-Italian Antarctic research base of Concordia sits 1670 km from the South Pole. On the plateau some 3200 m high, the air is so thin that inhabitants live in a permanent state of hypoxia – lack of oxygen. The closest ...

dateFeb 21, 2018 in Earth Sciences
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Land use change has warmed the Earth's surface

Recent changes to vegetation cover are causing the Earth's surface to heat up. Activities like cutting down evergreen forests for agricultural expansion in the tropics create energy imbalances that lead to higher local surface ...

dateFeb 20, 2018 in Environment
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