Renewable energy

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A solar array goes up in New York. Is this the best place to locate solar, given the relatively clean New York state grid? Lucas Braun

To cut emissions faster, U.S. should ditch tax credit-based subsidies for renewable energy

The wind and solar industries scored a huge win by getting extended tax credits, but research shows this isn't the best policy for lowering emissions through renewable energy.
To decarbonise the electricity sector, Australia could increase the volume of renewables while closing old fossil fuel power stations. Wind turbine image from www.shutterstock.com

After Paris: now what for Australia’s climate policy?

Under the Paris climate agreement, Australia has stated that it will reduce greenhouse gas emissions by 26-28% by 2030 compared to 2005 levels. How will we achieve this?
While low emissions technology might help coal, there are plenty of other energy sources competing in the post-Paris climate race. Coal image from www.shutterstock.com

After Paris, the future of Australian coal is downhill

Despite its vital role in the development of Australia's economy, the future of coal looks grim in a world aiming to limit warming to below 2℃.
South Africa has installed solar water heaters in low cost housing areas. It should be installing solar PV for energy. Shutterstock

How South Africa can spread renewable energy to low income areas

South Africa has been slow to adopt renewable energy sources. One option, which has proved successful elsewhere, would be to install solar photovoltaic panels on rooftops in low-income areas.
Small solar panel installations can provide electricity and jobs, while not adding to emissions. Manukrishna CK/Praveen R/Wikimedia Commons

India is focused on energy and poverty, but it can still sign a global climate deal

Much of India's huge population is still without electricity, perhaps making climate action a tough sell. But India's vision for green development chimes well with the world's climate agenda.

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