Electronics & Semiconductors

Radiative cooler that cools down even under sunlight

Now that autumn is upon us, there is a large temperature gap between day and night. This is due to the temperature inversion caused by radiative cooling on the Earth's surface. Heat from the sun during the day causes its ...

Energy & Green Tech

COVID-19 shutdown led to increased solar power output

As the COVID-19 shutdowns and stay-at-home orders brought much of the world's travel and commerce to a standstill, people around the world started noticing clearer skies as a result of lower levels of air pollution. Now, ...

Automotive

Taxis drive smart city creation

As the world has advanced technologically, the word "smart" has been applied to everything from smartphones to smart homes. Everything is "smart" now, including cities. A smart city utilizes various Internet of Things (IoT) ...

Business

Austrian Airlines to get 600-mln-euro rescue package

Austrian Airlines will receive a 600-million-euro ($677 million) rescue package to mitigate the effects of the coronavirus pandemic, the government said Monday, but also announced new rules to make aviation more climate-friendly.

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Pollution

Pollution is the introduction of contaminants into an environment that causes instability, disorder, harm or discomfort to the ecosystem i.e. physical systems or living organisms . Pollution can take the form of chemical substances, or energy, such as noise, heat, or light energy. Pollutants, the elements of pollution, can be foreign substances or energies, or naturally occurring; when naturally occurring, they are considered contaminants when they exceed natural levels. Pollution is often classed as point source or nonpoint source pollution. The Blacksmith Institute issues annually a list of the world's worst polluted places. In the 2007 issues the ten top nominees are located in Azerbaijan, China, India, Peru, Russia, Ukraine and Zambia.

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