Cities cover just 3% of the planet. But they emit 78% of all global greenhouse gas emissions, absorb 80% of final global energy (what consumers use) and consume 60% of clean drinking water.
Environment
55 minutes ago
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Recent reductions in emissions of tiny particles, the major cause of air pollution globally, have led to more heat in the Earth's climate system. This is shown in a new international study led by CICERO and published in Communications ...
Environment
Apr 8, 2024
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Mangroves and saltmarshes sequester large amounts of carbon, mitigating the greenhouse effect. New research from the University of Gothenburg shows that these environments are perhaps twice as effective as previously thought.
Earth Sciences
Feb 1, 2024
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Exoplanet K2-18b is garnering a lot of attention. James Webb Space Telescope spectroscopy shows it has carbon and methane in its atmosphere. Those results, along with other observations, suggest the planet could be a long-hypothesized ...
Planetary Sciences
Jan 30, 2024
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In the search for potentially life-supporting exoplanets, liquid water is the key indicator. Life on Earth requires liquid water, and scientists strongly believe the same is true elsewhere. But from a great distance, it's ...
Astronomy
Jan 17, 2024
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In 2015, most countries, including Canada, signed on to the Paris Climate Agreement which set the objective of "holding the increase in global average temperature to well below 2 C above pre-industrial levels and pursuing ...
Environment
Jan 12, 2024
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A recent study posted to the arXiv preprint server and accepted to The Astrophysical Journal uses computer models to investigate why the exoplanet, TRAPPIST-1c, could not possess a thick carbon dioxide (CO2) atmosphere despite ...
Planetary Sciences
Jan 2, 2024
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The Earth is a wonderful blue and green dot covered with oceans and life, while Venus is a yellowish sterile sphere that is not only inhospitable but also sterile. However, the difference between the two is only a few degrees ...
Astrobiology
Dec 18, 2023
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Humanity's emissions of greenhouse gases have caused rapid global warming at a rate unprecedented in at least the past 2,000 years. Rapid global warming has been accompanied by increases in the frequency and intensity of ...
Earth Sciences
Dec 5, 2023
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We now have a very narrow window to significantly and rapidly slash greenhouse gas emissions to avoid the most disastrous effects of climate change, with just an estimated six years left before we blow our carbon budget to ...
Environment
Nov 6, 2023
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