A research team has devised a novel method to prepare carbonized polymer nanodots capable of emitting multi-color ultra-long room-temperature phosphorescence (RTP) from blue to green.
Nanophysics
Apr 16, 2024
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9
Pyrogenic carbon is widely produced during the incomplete combustion of biomass and fossil fuels on land. About one-third of pyrogenic carbon is exported to the ocean by rivers, and thereinto, the refractory fraction becomes ...
Earth Sciences
Apr 16, 2024
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27
Nitrogen fertilizers play an essential role in ensuring global food security. However, the applied fertilizer-nitrogen, particularly that exceeding crop demand and soil N retention capacity, can potentially escape into the ...
Ecology
Apr 16, 2024
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1
Far more methane, a potent greenhouse gas, is being released from landfills and oil and gas operations around the world than governments realized, recent airborne and satellite surveys show. That's a problem for the climate ...
Earth Sciences
Apr 16, 2024
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18
A team of researchers has unveiled a novel approach to accurately characterizing tree height composition in forests using the Global Ecosystem Dynamics Investigation (GEDI) Light Detection and Ranging (LiDAR) technology. ...
Ecology
Apr 15, 2024
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1
"The science we need for the ocean we want"—this is the tagline for the UN Ocean Decade (2021-2030), which has just held its first conference in Barcelona, Spain. Marine scientists from around the world, including me, gathered ...
Environment
Apr 15, 2024
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43
Permafrost underlies about 14 million square kilometers of land in and around the Arctic. The top 3 meters contain an estimated 1 trillion metric tons of carbon and 55 billion metric tons of nitrogen. Historically, the northern ...
Earth Sciences
Apr 15, 2024
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47
NASA is now publicly distributing science-quality data from its newest Earth-observing satellite, providing first-of-their-kind measurements of ocean health, air quality, and the effects of a changing climate.
Earth Sciences
Apr 11, 2024
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12
The federal carbon tax increase that has raised gas prices by three cents per liter in most Canadian provinces has been met by nationwide protests, many featuring slurs against Prime Minister Justin Trudeau.
Economics & Business
Apr 11, 2024
1
3
Climate change is hampering mountain pine beetle reproduction but also appears to slightly benefit the invasive insect in other ways, new University of Alberta research shows.
Plants & Animals
Apr 9, 2024
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1
