Could we run out of sand? Scientists adjust how grains are measured
Humans see sand as an infinite resource. We are astounded to discover there are more stars in the universe than grains of sand on our beaches.
Humans see sand as an infinite resource. We are astounded to discover there are more stars in the universe than grains of sand on our beaches.
Earth Sciences
Jun 11, 2020
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280
If you're an oyster lover, seeing a shaggy worm slither across your appetizer is revolting—even though such worms are harmless to people. An internet search using the keywords "oyster" and "worm" will bring up a large cache ...
Ecology
Jun 3, 2020
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4
Many island nations, including the Maldives in the Indian Ocean, are facing an existential threat as a result of a rising sea level induced by global climate change. A group of MIT researchers led by Skylar Tibbits, an associate ...
Environment
May 12, 2020
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7
Next to water, sand is our most consumed natural resource. The global demand for sand and gravel stands between 40 billion and 50 billion tonnes annually, according to the United Nations Environment Program (UNEP), and its ...
Earth Sciences
May 4, 2020
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22
A new international study led by Monash University climate scientists has found reef sand is dissolving much quicker than previously thought due to the impact of microbes.
Earth Sciences
Apr 21, 2020
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221
A slender little fish called the sand lance plays a big role as "a quintessential forage fish" for puffins, terns and other seabirds, humpback whales, and other marine mammals, and even bigger fish such as Atlantic sturgeon, ...
Plants & Animals
Mar 25, 2020
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136
Sand dunes, like many ecosystems, have more than one comfort zone. Variations in moisture, especially, can shift them from active, blowing waves of dry sand to rolling mounds with soils held down by grass and low shrubs.
Earth Sciences
Feb 26, 2020
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95
Even though they are inanimate objects, sand dunes can 'communicate' with each other. A team from the University of Cambridge has found that as they move, sand dunes interact with and repel their downstream neighbours.
General Physics
Feb 4, 2020
14
4581
Rich nations are funnelling cash through government-backed financial institutions to provide $30 billion to fossil fuel projects each year that "run counter to the Paris Agreement", a new analysis showed Thursday.
Environment
Jan 30, 2020
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8
Sand crabs, a key species in beach ecosystems, were found to have increased adult mortality and decreased reproductive success when exposed to plastic microfibers, according to a new Portland State University study.
Environment
Jan 17, 2020
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44