Already ravaged by toxic algae, invasive mussels and industrial pollution, North America's Great Lakes now confront another potential threat that few had even imagined until recently: untold millions of plastic litter bits, ...
Environment
Jul 30, 2013
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0
Late spring and early summer in California bring thousands of marine mammals to the state's beaches, as groups of California sea lions, elephant seals and harbor seals give birth along the shore. Visitors to places such as ...
Environment
Jul 17, 2020
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14
Photosynthetic organisms tap light for fuel, but sometimes there's too much of a good thing.
Molecular & Computational biology
Jan 6, 2021
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258
(Phys.org) —Each year, between the burning of fossil fuels and the clearing of old growth forests, humans put about 10 petagrams of carbon dioxide (CO2) into the atmosphere. A petagram is one quadrillion grams. Ten petagrams ...
Earth Sciences
Jun 20, 2013
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0
Oregon and Washington have joined California in delaying the start of their commercial crab seasons after dangerous toxin levels were found in the crabs.
Ecology
Nov 20, 2015
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24
Over the past decade, the undersea robots known as autonomous underwater vehicles (AUVs) have become increasingly important in oceanographic research. Today's AUVs fall into two groups: 1) propeller-driven vehicles that can ...
Earth Sciences
Nov 2, 2010
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0
(PhysOrg.com) -- The tiny, plant-like Heterosigma akashiwo is too small to see with the naked eye, but the microscopic algae may pack a big environmental punch. University of Delaware researchers are studying whether the ...
Biotechnology
Mar 14, 2012
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1
By the time they were over, a series of massive algal blooms along the west coast of Florida in 2020 would be linked to some 2,000 tons of dead marine life around Tampa Bay. The human costs were stark, too, including a double-digit ...
Earth Sciences
Sep 7, 2023
0
41
People often underestimate tiny beings. But microscopic algal cells not only evolved to thrive in one of the most extreme habitats on Earth—glaciers—but are also shaping them.
Evolution
Jun 19, 2024
0
89
For almost three decades, oceanographers have been puzzled by the ability of microscopic algae to grow in mid-ocean areas where there is very little nitrate, an essential algal nutrient. In this week's issue of Nature, MBARI ...
Earth Sciences
Jun 23, 2010
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