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The innovators: how your coffee can light up your barbecue … and boiler

The Bio-bean start-up recycles waste coffee grounds into biomass fuel pellets and coals that can fire up both boilers and BBQsWhile the distinctive smell of a barbecue may herald the first sign of...

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Masdar's zero-carbon dream could become world’s first green ghost town

Developers have abandoned their original goal of building the world’s first zero-carbon city in the UAE desert. With completion originally scheduled for this year, just how much of the...

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Coalition of US states pledge to accelerate renewable energy efforts

Bipartisan accord signed by governors of 17 states sets out commitments to expand energy efficiency and use more solar and wind generation for electricityA bipartisan group of governors from 17 states...

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'Solar energy isn’t just good for polar bears, it’s good for the working class'

As Catching the Sun documentary opens Melbourne environmental film festival, its director calls solar ‘the foremost economic opportunity of our time’There are many ways to frame a documentary about...

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Uganda election: renewable energy projects must not rob locals of their land

Clean energy is a major campaign issue in this week’s Ugandan election. All the candidates are promising new projects, but how will these affect the locals?As Uganda’s general election looms this week,...

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Mayoral hopefuls urged to back tenfold increase in London solar capacity

Greenpeace publishes new report detailing how capital can close the gap on the rest of the country when it comes to solar power, reports BusinessGreenLondon could deliver a tenfold increase in solar...

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Half the price in half the time: solar storage innovation harnesses new...

Brisbane company Redback Technologies, backed by researchers from the University of Queensland, says it has cracked the formula for the most cost-effective solar storage system on the Australian market...

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Nevada's solar workers and customers reel as new rules 'shut down' industry

Companies struggle after state imposes highest charges yet on customers, driving firms out of the state and workers out of jobsThe conversation at SolarCity’s hollowed-out warehouse in Las Vegas felt...

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‘We’re 10 years behind the banks’: how Australian power giant AGL is playing...

AGL boss Andrew Vesey wants to bring the energy company into the future, with plans to digitise domestic electricity services and for at-home micro power plants Related: AGL boss: regardless of climate...

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Bill Gates: World will deliver 'clean energy breakthrough' within 15 years

Tech billionaire predicts innovation will deliver the clean energy the world desperately needs, but only if young people, businesses, and governments step up to the plate, reports Business GreenBill...

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Queensland solar homes are using more grid electricity than non-solar, says...

Head of state-owned power distributor says solar households in the south-east previously cut grid consumption but ‘don’t worry so much about their bill now’Solar-powered homes in south-east Queensland,...

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Top lobbying group in historic green energy U-turn

Energy UK, which represents big six providers, says it now supports phasing out coal-fired stations, after years of defending use of fossil fuels The UK’s biggest energy lobbying group has shifted its...

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Renewables agency invests in energy retailer that wants to sell less

Arena backs $5m investment in business model that aims to minimise electricity use, partly by pushing solar and batteriesThe Australian Renewable Energy Agency (Arena) has backed a $5m investment in...

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World's biggest floating solar farm powers up outside London

Five years in planning and due to be finished in early March, more than 23,000 solar panels will be floated on the Queen Elizabeth II reservoir near Heathrow and used to generate power for local water...

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Environment groups throw down the green gauntlet to London mayoral candidates

At the start of Greener London week, the UK’s leading environmental groups call for the next London mayor to deliver a more sustainable capital city, reports BusinessGreenA group of some of the...

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The developing world faces a silent killer. Could a $1 solar light help?

A Filipino social enterprise is bringing cheap solar lighting to more than 20 countries helping improve safety, reduce air pollution and cut energy costsEvery day at around 6pm, 40 families living in a...

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Good Energy promises UK's first subsidy-free windfarm

Green power company believes it can build onshore windfarm in Cornwall with local people helping finance it, despite government scrapping subsidiesThe UK’s first onshore windfarm to be built without...

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Tasmanian power crisis reveals urgent need for more renewable energy

With Tasmania’s hydropower plants idle due to low rainfall, and a faulty cable connecting the state to the mainland grid, it’s clear a better long-term solution is needed The timing couldn’t have been...

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Energy policy U-turns 'may cost households £120 a year'

Power bills may be higher due to changes to wind farm funding and energy efficiency schemes, MPs warnChanges in government energy policy since the last election have chased off investors and may have...

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University of East Anglia abandons ambitious biomass scheme

Sources say £10.5m plant intended to burn woodchip to power much of the university has never workedOne of the UK’s largest and most ambitious biomass schemes, built with a £1m government grant, has...

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