Category Archives: Science

Raw waste water use on farms is ‘50% higher’ than estimated

Raw waste water use on farms is ‘50% higher’ than estimated

Image copyright Nana Kofi Acquah/IWMI Image caption Waste water is widely used in Ghana to irrigate farm land near big cities The global use of untreated waste water from cities to irrigate crops is much more widespread than previously estimated, says a new report. According to this updated assessment, nearly 30 million hectares are now using untreated water within 40km ...

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Air quality: Challenge against government plan rejected

Air quality: Challenge against government plan rejected

Image copyright AP The High Court has rejected a legal challenge against the government’s plans to improve air quality. Campaign group ClientEarth had brought the case, saying draft measures on cutting nitrogen dioxide levels were flawed and “plainly unlawful”. The court ruled last year that government plans to meet air quality limits were inadequate. But a judge refused the application ...

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Bringing nature into your backyard

Bringing nature into your backyard

Image caption Brownfield metamorphosis: A garden about regeneration Projects such as the High Line in New York have used industrial spaces to create wildlife havens in the heart of the city. It’s a trend that’s spreading around the world. So how can you connect with nature on your own patch of turf? Take inspiration from a forest glade It’s a ...

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Dirty laundry: Are your clothes polluting the ocean?

Dirty laundry: Are your clothes polluting the ocean?

Image copyright Science Photo Library In an indoor “Manchester-drizzle-simulating” rain room at the University of Leeds, and in a laundry lab in Plymouth, research is revealing the unexpected environmental cost of the very clothes on our backs. “Not many people know that lots of our clothes are made of plastic,” says Imogen Napper, a PhD student at Plymouth University, “polyester, ...

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Elephant tourism is ‘fuelling cruelty’

Elephant tourism is ‘fuelling cruelty’

Image copyright World Animal Protection Image caption A young elephant at a venue in Thailand. They are used as a backdrop for selfies, ridden and forced to entertain tourists by playing football, painting, riding tricycles, throwing darts and dancing Millions of people want selfies riding elephants, or washing them, or patting their trunks. But according to a study carried out ...

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BepiColombo: Joint Mercury mission ready for ‘pizza oven’

BepiColombo: Joint Mercury mission ready for ‘pizza oven’

Media captionWatch: Inside the testing facility The two satellites that make up the BepiColombo mission to Mercury were presented to the media on Thursday. This joint European-Japanese venture has been in development for nearly two decades, but should finally get to the launch pad in 15 months’ time. The two spacecraft will travel together to the baking world but separate ...

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Merkel’s climate mission at the G20

Merkel’s climate mission at the G20

Image copyright AFP Image caption How will Mrs Merkel manoeuvre around Mr Trump? German Chancellor Angela Merkel is battling to prevent US President Donald Trump undermining the world leaders’ united front on climate change. At the Paris climate deal, all world leaders spoke in favour of limiting global temperature rise to 2 degrees but that was after a massive diplomatic ...

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LHC double heavy particle to shine light on strong force

LHC double heavy particle to shine light on strong force

Image copyright CERN Scientists have detected a new particle at the Large Hadron Collider at Cern. The discovery will help researchers learn more about the so-called “strong force” which holds the centres of atoms together. The existence of the new particle was theoretically predicted but this is the first time it has been identified. The details of the Xi-cc++ particle ...

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