In Part 1, I regaled you all with the brief history behind the discovery of photochemical smog, and then proceeded to dazzle ...

The peak of extreme heat is expected to hit Monday and Tuesday, with temperatures in the mid- to upper-90s. The heat combined ...

The New York State Department of Environmental Conservation and Department of Health have issued an air quality health ...

The CISCE class 9 Environmental Science syllabus 2025-26 focuses on teaching students the basic concepts in Environmental Science, which is an important subject for further classes. The goal of this ...

The process and mechanism of photochemical instability of thiol-capped CdTe quantum dots (QDs) in aqueous solution were experimentally studied. After laser irradiation, the corresponding Raman bands ...

What Is Nitrogen Dioxide? Nitrogen dioxide, or NO 2, is a gaseous air pollutant composed of nitrogen and oxygen and is one of a group of related gases called nitrogen oxides, or NO x.Nitrogen dioxide ...

While photochemical transformations with sunlight almost exclusively utilize the UV–vis part of the solar spectrum, the majority of the photons emitted by the sun have frequencies in the near-infrared ...

Much lower levels of photochemical activity are expected when temperatures reach well-below freezing point, ... are therefore particularly conducive to the formation of ozone and photochemical smog.

Delhi Air Pollution: Delhi Chief Minister Rekha Gupta on Tuesday unveiled a comprehensive plan aimed at making the national capital pollution-free, a key poll plank of the BJP in the last assembly ...

Delhi Chief Minister Rekha Gupta on Tuesday launched the Air Pollution Mitigation Plan 2025 and announced major steps to mitigate the menace — mandating installation of anti-smog guns on high ...

But one day he noticed that the smog-filled air had damaged crops grown in the LA Basin, and he did what any good scientist would do: He found out why. It turned out to be a photochemical reaction ...