How smart urban areas can benefit everyone

By:4IRW
Categories:Knowledge
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The promise of our urban areas being transformed into fully smart cities, towns or villages has been a long time coming. Many areas still lag behind in providing what many consider the bare basics of digital infrastructure, such as wireless connectivity. Our urban areas, however, needn’t do this blindly. Universities, stadiums and other large public […]

How many US homes use air conditioning?

By:4IRW
Categories:Knowledge
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Nearly 90 percent of U.S. households used air conditioning in 2020, according to the latest survey by the U.S. Energy Information Administration. This figure has been rising steadily over the past two decades. As our chart shows, central air conditioning equipment, which is used to cool an entire home, made up the majority of usage in the U.S. in […]

Fast-tracking the switch to clean energy sources is vital

By:4IRW
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“We are living in hell.” That’s how one person described the recent record-breaking heat wave in Pakistan. Earlier this year, Australia recorded its hottest day with a temperature of 50.7C on its western coast, while Delhi in India registered its highest-ever temperature of 49C in May. Meanwhile, recent days and weeks have seen mercury-busting readings across ...

Human activity is disrupting the freshwater cycle

By:4IRW
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Green water – the rainwater available to plants in the soil – is indispensable for life on and below the land. But in a new study, we found that widespread pressure on this resource has crossed a critical limit. The planetary boundaries framework – a concept that scientists first discussed in 2009 – identified nine processes that have […]

James Webb Telescope: A scientist explains its first images and how it will change astronomy

By:4IRW
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After decades of development and many trials and frustrations along the way, the James Webb Telescope has finally started to deliver what it came for. On July 12, Nasa released the first science observations made by the suite of instruments carried on board the mission, marking what we eagerly anticipate will be the beginning of a new era […]