There have been long periods of cooling in Earth's history. Temperatures had already fallen for more than 10 million years before the last ice age began about 2.5 million years ago. At that time, the northern hemisphere was ...
Earth Sciences
Jul 3, 2019
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Global warming is a serious threat to the planet and living beings. One of the main causes of global warming is the increase in the atmospheric CO2 level. The main source of this CO2 is from the burning of fossil fuels in ...
Nanomaterials
Jul 3, 2019
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The relationship between atmospheric CO2 levels and climate change is often perceived as a controversial subject. While there's no real disagreement among climate scientists—around 90% fully agree that human activity is ...
Earth Sciences
Jul 3, 2019
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It's a well-known fact that the ocean is one of the biggest absorbers of the carbon dioxide emitted by way of human activity. What's less well known is how the ocean's processes for absorbing that carbon change over time, ...
Environment
Jun 19, 2019
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The quest to discover what drove one of the most important evolutionary events in the history of life on Earth has taken a new, fascinating twist.
Earth Sciences
Jun 19, 2019
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Since scientists first determined that atmospheric carbon dioxide (CO2) was significantly lower during ice age periods than warm phases, they have sought to discover why, theorizing that it may be a function of ocean circulation, ...
Earth Sciences
Jun 13, 2019
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A new study from researchers at the Woods Hole Oceanographic Institution (WHOI) and Harvard University may help settle a long-standing question—how small amounts of organic carbon become locked away in rock and sediments, ...
Earth Sciences
Jun 12, 2019
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153
Atmospheric carbon dioxide continued its rapid rise in 2019, with the average for May peaking at 414.7 parts per million (ppm) at NOAA's Mauna Loa Atmospheric Baseline Observatory.
Environment
Jun 5, 2019
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Scientists at the Chinese Academy of Sciences and China University of Petroleum (Beijing) have demonstrated that CO2 may make a better hydraulic fracturing (fracking) fluid than water. Their research, published May 30 in ...
Materials Science
May 30, 2019
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460
Fluctuations in the orbital parameters of the Earth are considered to be the trigger for long-term climatic fluctuations such as ice ages. This includes the variation of the inclination angle of the Earth's axis with a cycle ...
Earth Sciences
May 22, 2019
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46
