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  • Snowfall shift threatens water supply for billions

    Snowfall shift threatens water supply for billions

    Climate change-induced changes in snowfall patterns could imperil two billion people who rely on melting snow for their water supply — and developing countries must work to protect citizens from these variations, researchers say. Out of 421 ...

  • Rubbish can power Africa’s cities

    Rubbish can power Africa’s cities

    Energy generated from rubbish could power an estimated 40 million households across Africa by 2025, proposes a study.   Using existing data on refuse and urban population growth, the researchers measured the total energy potential of all ...

  • Insider`s view wraps up the Bonn climate talks

    Insider`s view wraps up the Bonn climate talks

    This week, the UN member countries have gathered in Bonn, Germany, to negotiate a preliminary draft that will form the backbone of an agreement to be finalised in December. The agreement will outline a global strategy for climate change response ...

  • African river study fills gap in carbon emissions tally

    African river study fills gap in carbon emissions tally

    African rivers emit a vast amount of greenhouse gases, a major paper on this understudied topic reveals. As rivers carry organic matter from the land to the oceans, bacteria turn it into greenhouse gases. While previous analyses had quantified ...

  • Chile wins race to cohost gamma ray telescopes

    Chile wins race to cohost gamma ray telescopes

    Chile is set to jointly host the world’s largest array of gamma ray telescopes.   About 100 dishes are now planned to go in the Atacama Desert — close to the European Southern Observatory’s Very Large Telescope in Paranal ...

  • Grazing land has scope for biofuel surge

    Grazing land has scope for biofuel surge

    Converting grazing land into fields to grow crops for biofuels could provide up to 30 per cent of the world’s energy needs, according to a report. The report says at least 500 million hectares are available for sustainable biofuel production ...

  • Indoor air pollution may kill 4 million a year

    Indoor air pollution may kill 4 million a year

    Household air pollution may have caused around 4.3 million premature deaths from respiratory diseases in 2012, mainly in developing countries, according to a medical paper. Such pollution dramatically increases the risk of both children and adults ...

  • Climate data project seeks to prepare poorer nations

    Climate data project seeks to prepare poorer nations

    A global initiative to help developing nations prepare for the impacts of climate change will be piloted in Bangladesh, Colombia and Ethiopia, following its launch in the United States last week. The Climate Services for Resilient Development ...

  • How the media can get agri-tech on the radar

    How the media can get agri-tech on the radar

    Better journalism can benefit farmers all over the world, raising awareness about major ethical issues, such as the use of genetically modified strains, but also informing smallholders about new technologies ...

  • Nature pitched as source of innovation in poor countries

    Nature pitched as source of innovation in poor countries

    Scientists in developing countries should look for inspiration in their unique environments instead of trying to replicate European and US methods, a meeting at the United Kingdom’s Royal Society has heard. George Whitesides, a chemistry ...

  • Call for climate sensors to gauge mountain warming risk

    Call for climate sensors to gauge mountain warming risk

    Developing countries with mountainous areas need to improve their monitoring of local climate change and its impact on drinking water sources, a report warns. The study, published in Nature Climate Change last ...

  • Climate change cap must be lowered, warns expert

    Climate change cap must be lowered, warns expert

    World leaders must reduce the long-held target of limiting global warming to below two degrees Celsius to avoid catastrophic impacts on the world’s poorest people, says a leading climate scientist. Industrialised nations must stop ignoring ...

  • Researchers get flood forecasting off the ground

    Researchers get flood forecasting off the ground

    Scientists have built a model that accurately predicts floods without data from the ground. Until recently, ground observations were needed alongside satellite data to build a full-enough picture to model climate and extreme weather events. And as ...

  • Push for soil indicators to help monitor SDGs

    Push for soil indicators to help monitor SDGs

    A group of land and soil specialists has proposed three indicators to measure land use and soil health that they say could help the UN monitor its future Sustainable Development Goals (SDGs). The UN`s Millennium Development Goals, which expire ...

  • Vanuatu super storm overshadows UN disaster risk conference

    Vanuatu super storm overshadows UN disaster risk conference

    The Third UN World Conference on Disaster Risk Reduction opened on Saturday in Japan as a monster cyclone hit the small South Pacific island nation of Vanuatu, dramatizing the effects of climate change. It is the second storm with over 300 kph ...

  • Pacific island ecosystem to be captured in online model

    Pacific island ecosystem to be captured in online model

    The entire ecosystem of Mo’orea, a volcanic island in French Polynesia, will be captured in a computer model that seeks to understand how climate change and human activities affect the local environment. Last month, an international group of ...

  • Water crises seen as a top threat in next decade

    Water crises seen as a top threat in next decade

    Pressure on fresh water resources may be the main global threat in the next decade, but the world is failing to mitigate the risk and avoid a crisis, according to a survey of leaders from business, government, universities, international ...

  • How Laos’s major dam on the Mekong is taking shape

    How Laos’s major dam on the Mekong is taking shape

    The Xayaburi Dam now being built on the Mekong River is part of the Laos government’s strategy to become the ‘battery of South-East Asia’. A further eight dams are proposed along the river in Laos, with two more planned on this ...

  • The failure of reconstruction after the 2004 tsunami

    The failure of reconstruction after the 2004 tsunami

    It was 00.58 GMT (Greenwich Mean Time) on 26 December 2004 — ten years ago today — when a magnitude 9 earthquake off the west coast of Sumatra, Indonesia, unleashed energy estimated to be equivalent to 23,000 Hiroshima-sized atomic ...

  • 2004 tsunami: Through the lens of a Thai beach resort

    2004 tsunami: Through the lens of a Thai beach resort

    Ten years ago, on 26 December 2004, the Earth’s crust shifted along a 1,300 km fault off the northern coast of Sumatra, Indonesia. The resulting earthquake was the third largest ever recorded. The follow-on tsunami killed about 280,000 people ...