Environment

Airlines slam 'ineffective' Covid tests for China travellers

The global airline association criticised on Wednesday decisions by governments to impose Covid tests and other measures on travellers from China as ineffective "knee-jerk" reactions.. "It is extremely disappointing to see this knee-jerk reinstatement of measures that have proven ineffective over the last three years," Willie Walsh, director general of the International Air Transport Association, said in a statement.

Germany misses 2022 climate target on Ukraine war fallout

Germany used more renewable energy than ever in 2022 but again failed to reach its CO2-reduction goal as Russia's war in Ukraine prompted a return to more coal and oil use, a think tank reported Wednesday.. For 2022, Germany managed a 39-percent reduction from 1990 levels, Agora calculated.

Ditching concrete for earth to build a cleaner future

It was used to build the Great Wall of China and Spain's mediaeval Alhambra Palace -- and now earth is back in vogue as a building material.. Known as rammed earth construction, the practice dates at least as far back as the Neolithic era.

At CES tech mega-show, driverless cars show promise, limitations

Crowds of techies will descend on Las Vegas this week for the annual CES technology mega-show, but one innovation may again fall short of long-held hopes: driverless cars.. In Las Vegas - where close to 100,000 convention goers were expected for the CES expo - unmanned Ubers began hitting the streets last month in a venture with the company Motional, but always with a human on board, just in case.

CES gadgets take aim at snoring, pee and even surgery

Pillows that stifle snores, urine-testing toilets, and "digital twins" for safer surgeries were all on display at a CES gadget fest in Las Vegas Tuesday, ahead of the opening of the consumer electronics extravaganza.. - Digital twin - France-based Abys displayed technology that enables surgeons to create "digital twins" of patients using data from X-rays and other standard medical scans.

Coral bleaching causing 'unnecessary' fish fights

Fish that have lost food due to mass coral bleaching are getting into more unnecessary fights, causing them to expend precious energy and potentially threatening their survival, new research said Wednesday.. With the future of the world's coral reefs threatened by climate change, a team of researchers studied how a mass bleaching event affected 38 species of butterflyfish.

'Brutal' storm bears down on California

Some "brutal" weather was bearing down on California on Tuesday, with forecasters warning torrential rain and widespread flooding this week could prove deadly.. "This will likely be one of the most impactful systems on a widespread scale that this meteorologist has seen in a long while," one National Weather Service (NWS) forecaster wrote.

South Korea's lunar orbiter sends photos of Earth, Moon

South Korea's first-ever lunar orbiter Danuri has sent black-and-white photos of the Moon's surface and Earth, the national space centre said Tuesday.. It will also test experimental "space internet" technology by transmitting photos and videos to Earth.

Waste not want not: Santiago's poorest district plants recycling seed

Every morning, trucks collect potato and avocado skins, orange peels and other food scraps that residents of Santiago's poorest neighborhood leave hanging in bags on their front doors or in tree branches or place in special bins.. But La Pintana, one of the first neighborhoods of Chile's deeply socially unequal capital to adopt such a project, now collects some 20 tons of organic waste every day.

France fails to end culling of male chicks

An exception to a New Year's resolution by France to end the massive culling of male chicks will still allow millions to be killed, much to the consternation of animal rights activists.. French animal rights group L214 has sharply objected to the exception, calling it a "betrayal".