Insect pheromones are odor molecules used for chemical communication within a species. Sex pheromones play a crucial role in the mating of many insects. Species-specific odors attract males and females of the same species. ...
Ecology
Apr 11, 2024
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Sunlight has a major influence on chemical processes. Its high-energy UV radiation in particular is strongly absorbed by all materials and triggers photochemical reactions of the substances present in the air. A well-known ...
Optics & Photonics
Apr 10, 2024
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31
Nitrogen is a nutrient essential for all life on Earth. Although nitrogen gas (N2) is plentiful, it is largely unavailable to most organisms without a process known as nitrogen fixation, which converts dinitrogen to ammonium—a ...
Evolution
Apr 3, 2024
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319
Among the many chemicals we use every day, ammonia is one of the worst for the atmosphere. The nitrogen-based chemical used in fertilizer, dyes, explosives and many other products ranks second only to cement in terms of carbon ...
Analytical Chemistry
Apr 1, 2024
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198
Coral reefs are some of the oldest, most diverse ecosystems on Earth, and among the most valuable. They nurture 25% of all ocean life, protect coasts from storms and add billions of dollars yearly to the global economy through ...
Ecology
Mar 31, 2024
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Elevated surface ozone concentrations in China are posing a significant threat to both human health and crop yields. Extreme heat can greatly exacerbate ozone pollution through both complex chemical and physical processes. ...
Earth Sciences
Mar 27, 2024
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19
In less than six months, NASA is set to launch Europa Clipper on a 1.6-billion-mile (2.6-billion-kilometer) voyage to Jupiter's ocean moon Europa. From the wild vibrations of the rocket ride to the intense heat and cold of ...
Astronomy
Mar 27, 2024
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19
The recent discovery of the comammox bacterium might prove pivotal in a new and improved approach to wastewater purification that will be more efficient according to research carried out by Pieter Blom. Mr. Blom will receive ...
Cell & Microbiology
Mar 27, 2024
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3
Is everyone equally affected by environmental pollution? This is the essence of 'environmental justice,' a concept that originated in the United States during the 1970s. It revolves around the idea of ensuring fairness and ...
Environment
Mar 25, 2024
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13
Ammonia is one of the most widely produced chemicals in the world, and is used in a great many manufacturing and service industries. The conventional production technology is the Haber-Bosch process, which combines nitrogen ...
Analytical Chemistry
Mar 21, 2024
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