العلوم والبيئة
Wind emerges as overlooked factor in ecosystems' carbon uptake and water loss
المصدر: Phys.org - latest science and technology news stories · نُشر
Wind does more than sway trees. It also plays an important role in determining an ecosystem's water-use efficiency—defined as the amount of carbon an ecosystem absorbs per unit of water lost. Water-use efficiency is an important measure of how ecosystems balance growth and water
Wind does more than sway trees. It also plays an important role in determining an ecosystem's water-use efficiency—defined as the amount of carbon an ecosystem absorbs per unit of water lost. Water-use efficiency is an important measure of how ecosystems balance growth and water availability.
أخبار ذات صلة
Thames Water asks for £2.4bn more to avoid going bust this year or early 2027
Water company tells creditors it will not survive long enough to agree refinancing deal without more money Thames Water has asked its creditors for another £2.4bn as the embattled water company comes close to running out of cash. The UK’s largest water company said on Thursday it
Business | The Guardian ·
World-record intensity in attosecond hard-X-ray pulses could unlock closer study of electrons in atoms and molecules
Researchers used the European XFEL to create X-ray flashes that were not only extremely short but also reached record intensity for this type of pulse. The researchers focused the X-rays to an area roughly 100,000 times smaller than the cross section of a typical human hair. This
Phys.org - latest science and technology news stories ·
Automated essay assessment can grade writing more accurately across topics, study finds
An artificial intelligence (AI) model can score English essays with improved accuracy across different writing topics, according to work published in the International Journal of Continuing Engineering Education and Life-Long Learning. The tool could help schools assess student w
Phys.org - latest science and technology news stories ·
Spiny dogfish blood contains a hormone long thought absent in sharks
Cortisol is a hormone that helps humans and many other animals regulate their energy use and respond to changing conditions. For a long time, sharks and rays were believed to rely on a different steroid hormone for these functions, without producing cortisol themselves. Now, a ne
Phys.org - latest science and technology news stories ·
Maxwell's demon learns to turn concealed information into usable energy for microscopic systems
Since its introduction more than 150 years ago, the thought-provoking idea of Maxwell's demon has profoundly shaped our understanding of the relationship between information and energy. Maxwell's demon is an imagined microscopic gatekeeper that exploits information at the microsc
Phys.org - latest science and technology news stories ·