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3 days ago · There are two primary reasons for the pulsing: First, fires have a clear day-night cycle. They typically flare up during the day and die down at night. Second, you’re seeing the absorption and release of carbon dioxide as trees and plants photosynthesize. Earth’s land and oceans absorb about 50% of carbon dioxide; these are natural carbon ...
3 days ago · The atmosphere of Earth is composed of a layer of gas mixture that surrounds the Earth's planetary surface (both lands and oceans), known collectively as air, with variable quantities of suspended aerosols and particulates (which create weather features such as clouds and hazes), all retained by Earth's gravity.
2 days ago · Because Earth has a weak gravitational field (by virtue of its size) and warm atmospheric temperatures (due to its proximity to the Sun) compared with the giant planets, it lacks the most common gases in the universe that they possess: hydrogen and helium.
3 days ago · The data contains concentrations of carbon dioxide in the atmosphere from hundreds of thousands of years ago through 2021, measured in parts per million (ppm). The data come from a variety of historical ice core studies and recent air monitoring sites around the world.
8 hours ago · July 25, 2024, 2:53 p.m. ET. This past Sunday was the warmest single day ever recorded, according to the Copernicus Climate Change Service, the European Union-funded research organization. That is ...
3 days ago · Thunderstorms can churn up the atmosphere and trigger “convective” turbulence in their immediate vicinity and also “near-cloud” turbulence up to tens of miles away, says Isabel Smith, a...
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2 days ago · Caribbean Astronomical Society. When the second stage of a SpaceX Falcon 9 rocket failed to reach a high enough orbit on 11 July, the 20 Starlink satellites it released were doomed. Within a couple days, the satellites had fallen back into Earth’s atmosphere, burning up as anthropogenic meteor showers. Although the demise of the 20 Starlink ...
