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Tag: "hydro"

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Records fall as wind, hydro match brown coal generation in October

Records fall as wind, hydro match brown coal generation in October

Record output from wind and hydro in October nearly matches brown coal for first time, as new data highlights how quickly renewables could reduce emissions.

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Wind and solar drive rise in renewable generation as costs fall

Wind and solar drive rise in renewable generation as costs fall

Renewable energy accounted for just under 15% of all electricity generated in Australia in 2015, says CEC, boosted by low-cost wind and solar.

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Tasmania back to 100% renewable electricity as dams replenish

Tasmania back to 100% renewable electricity as dams replenish

Tasmania returns to 100% renewable electricity as dam levels recover, and prices plunge as it switches off expensive gas and diesel.

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Floating solar installed at Brazil hydro plant

Floating solar installed at Brazil hydro plant

Brazil launches first stage of project targeting 10MW floating solar at its hydropower plants, in bid to reduce evaporation and bolster electricity output in drought.

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Tasmania's crazy lurch back into the (expensive) fossil fuel era

Tasmania’s crazy lurch back into the (expensive) fossil fuel era

Due to a combination of bad luck and rotten planning, old school thinking and – guess what – climate change, Tasmania has found itself turning to diesel generator to solve an energy crisis. The state is now paying as much for its power as a remote mine-site in outback Australia.

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King Island achieves 100% renewables for 33 hours straight

King Island achieves 100% renewables for 33 hours straight

Hydro Tasmania’s world-leading hybrid solar, wind and energy storage plant on King Island supplied 100 per cent renewables to the community for nearly two days straight, this month.

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Another record for Australian wind power, as gas generation plunges

Another record for Australian wind power, as gas generation plunges

Wind energy on Australia’s National Electricity Market achieved a new record in July, generating 1,067GWh for the month.

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Palo Alto switches to 100% renewables – at a cost of $3 a year

Palo Alto switches to 100% renewables – at a cost of $3 a year

The Californian city’s council has voted to switch immediately to 100% carbon-free electricity, at an average cost to homeowners of less than $3 per year.

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Low-cost hydrogen breakthrough uses solar power and rust

Low-cost hydrogen breakthrough uses solar power and rust

Researchers are developing a low-cost photoelectrochemical cell that produces hydrogen bubbles in water with the help of iron oxide, aka rust.

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Renewables offer least-cost option for energy shortages in Africa

Renewables offer least-cost option for energy shortages in Africa

Report finds renewable energy – particularly solar PV – could play a major role in the electrification of Africa, at less cost than new-build coal.

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Energy storage under the sea: New pumped hydro design floated

Energy storage under the sea: New pumped hydro design floated

Pumped storage turbine design with a storage tank on the ocean floor offers efficiency comparable to conventional onshore systems.