Pollination, the transfer of pollen grains from the male to the female organs, is an essential part of reproduction for the majority of plants. For many of these plants, this transfer is carried out by insects in search of ...
Ecology
Feb 7, 2024
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7
Forests, which cover a third of Earth's land surface, are pivotal in carbon storage and the water cycle, though the full scope of their impact remains to be fully understood. In a new study published in Nature Communications, ...
Earth Sciences
Feb 7, 2024
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27
When a tropical cyclone forms, people who live in its path anxiously monitor news of its direction—and strength. If a Category 5 storm with wind speeds of 250 kilometers per hour is heading for you, you prepare differently ...
Earth Sciences
Feb 6, 2024
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11
Deciduous and evergreen forests dominate the limestone karst formations of the northwestern highlands of Thailand. A vast number of caves and rock shelters intersperse the mountains.
Archaeology
Feb 6, 2024
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163
For more than 50 years, the National Hurricane Center has used the Saffir-Simpson Windscale to communicate the risk of property damage; it labels a hurricane on a scale from Category 1 (wind speeds between 74–95 mph) to ...
Earth Sciences
Feb 5, 2024
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235
The "cone of uncertainty" produced by the National Hurricane Center to forecast the location and ferocity of a tropical storm is getting an update this year to include predictions for inland areas, where wind and flooding ...
Environment
Feb 1, 2024
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8
A series of atmospheric rivers is bringing the threat of heavy downpours, flooding, mudslides and avalanches to the Pacific Northwest and California this week.
Earth Sciences
Jan 31, 2024
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19
The Hadley circulation is a key atmospheric circulation pattern in the tropics. It helps even out the temperature between the equator and the poles by moving energy and momentum toward higher latitudes. However, recent studies ...
Earth Sciences
Jan 31, 2024
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42
They are among the most productive and biodiverse areas of the world's oceans: coastal upwelling regions along the eastern boundaries of the Atlantic and Pacific Oceans. There, equatorward winds cause near-surface water to ...
Earth Sciences
Jan 26, 2024
0
214
Imagine a catastrophic event that blocked out the sun, such as the eruption of a large volcano, or even a nuclear war.
Ecology
Jan 26, 2024
0
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