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CleanTech News

The latest news about environmental and green
technologies – renewables, energy savings, fuel cells

Solar geoengineering by coalition

Solar geoengineering is a proposed approach to reduce the effects of climate change due to greenhouse gasses by deflecting some of the sun's incoming radiation. This type of proposed solution carries with it a number of uncertainties, however, including geopolitical questions about who would be in charge of the activity and its goals. New modeling work shows that if a powerful coalition ever decided to deploy a geoengineering system, they would have incentive to exclude other countries from participating in the decision-making process.

Posted: Feb 21st, 2013

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More global warming effects

The robustness of food webs of Arctic and Antarctic ecosystems has been compared for the first time, revealing that global warming can affect the biodiversity of these ecosystems in different ways despite the similarities between them.

Posted: Feb 20th, 2013

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The long-term future of renewable energies

The REN21 Renewables Global Futures Report (GFR) is a pioneering publication that provides access to the range of credible possibilities on the future of renewable energy. The report is based on interviews with over 170 leading experts around the world and the projections of 50 recently published scenarios. The report can serve as a tool for dialogue and discussion on future options, and compliments well the REN21 Renewables Global Status Report.

Posted: Feb 19th, 2013

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Solar energy revolution in the Gulf

Climate conference in Qatar, IRENA headquarters in Abu Dhabi - the oil-rich countries in the Gulf are getting into renewable energy. But is it just greenwashing or the beginnings of a post-oil era?

Posted: Feb 19th, 2013

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China to introduce carbon tax

China will proactively introduce a set of new taxation policies designed to preserve the environment, including a tax on carbon dioxide emissions, according to a senior official with the Ministry of Finance.

Posted: Feb 19th, 2013

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Reduced sea ice disturbs balance of greenhouse gases

The widespread reduction in Arctic sea ice is causing significant changes to the balance of greenhouse gases in the atmosphere. This is shown in a new study conducted by researchers from Lund University in Sweden, among others.

Posted: Feb 18th, 2013

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