Astronomers sound alarm about light pollution from satellites
Astronomers on Monday warned that the light pollution created by the soaring number of satellites orbiting Earth poses an "unprecedented global threat to nature."
Astronomers on Monday warned that the light pollution created by the soaring number of satellites orbiting Earth poses an "unprecedented global threat to nature."
Astronomy
Mar 20, 2023
0
149
Air pollution is a major public health problem: The World Health Organization has estimated that it leads to over 4 million premature deaths worldwide annually. Still, it is not always extensively measured. But now an MIT ...
Environment
Mar 16, 2023
0
36
Insect sexual communication relies to a significant extent on pheromones, chemical attractants that specifically allow males and females of a species to mate. Sex pheromones are distinctive to males and females of a species. ...
Plants & Animals
Mar 14, 2023
0
41
In a major joint project with top Indian scientists, PSI researchers have determined why smog forms at night in the Indian capital New Delhi, contrary to all the rules of atmospheric chemistry. Their results have now been ...
Earth Sciences
Mar 13, 2023
0
51
Large-scale heavy metal pollution, coastal erosion and seawater intrusion pose an existential threat to the Nile River Delta and endanger 60 million people (about twice the population of Texas) in Egypt who depend on its ...
Earth Sciences
Mar 9, 2023
0
303
A global dataset of ocean plastic pollution between 1979 and 2019 reveals a rapid and unprecedented increase in ocean plastics since 2005, according to a study published March 8, 2023, in the open-access journal PLOS ONE ...
Environment
Mar 8, 2023
0
83
The global food system's greenhouse gas emissions will add nearly one degree Celsius to Earth's surface temperatures by 2100 on current trends, obliterating Paris Agreement climate goals, scientists warned Monday.
Environment
Mar 7, 2023
9
193
In a world-first study of daily ambient fine particulate matter (PM2.5) across the globe, a Monash University study has found that only 0.18% of the global land area and 0.001% of the global population are exposed to levels ...
Environment
Mar 6, 2023
2
286
Researchers in the Oregon State University College of Science have developed a dual-purpose catalyst that purifies herbicide-tainted water while also producing hydrogen.
Materials Science
Mar 2, 2023
0
78
In the last decade, growing numbers of researchers have studied plastic pollution, one of the world's most pressing environmental hazards. They have made progress but still face challenges, such as the comparability of results, ...
Environment
Mar 1, 2023
1
92