Articles on Renewable energy

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Checking the power output of a photovoltaic concentrator array built by Martin Marietta, Inc., at Sandia National Laboratory in Albuquerque, New Mexico. USDOE/Flickr

With a tight federal budget, here’s where to focus clean energy research funding

President Trump's budget reportedly will slash funding for clean energy research and development. An energy expert explains the importance of government support and spotlights some key opportunities.
Lessons from the Lone Star State: A surge in wind power on the Texas grid didn’t cause reliability problems (and brought down electricity prices) because regulators improved the efficiency of wholesale electricity markets. Sarah Fields Photography/Shutterstock.com

Are solar and wind really killing coal, nuclear and grid reliability?

Energy Secretary Rick Perry wants to know if wind and solar are compromising the reliability of the grid and hurting coal power. The answer lies in his home state of Texas.
Over a period in which the Australian economy saw around 600,000 additional people get jobs, employment in the renewables sector has been going backwards. AAP Image/City of Sydney, Damian Shaw

Three charts on: the incredible shrinking renewable energy job market

Estimates released by the Australian Bureau of Statistics suggest that the number of direct full-time equivalent jobs in renewable energy activities has continued to fall from its 2011-12 peak.
Wind turbines require massive structures that are polluting to produce and can harm ecosystems, but these impacts compare favorably with those of fossil alternatives. www.shutterstock.com

Does ‘green energy’ have hidden health and environmental costs?

No energy source is perfect, but solar and wind have a much lower health and environmental footprint than fossil fuels, a study finds. Biopower, though, is a mixed bag.
SA energy minister Tom Koutsantonis outlines his plan to make his state more energy-independent. AAP Image/David Mariuz

South Australia makes a fresh power play in its bid to end the blackouts

South Australia has unveiled its keenly awaited energy plan, featuring battery storage, a state-owned gas power station, and a thumb of the nose to the federal electricity rules.
SA energy minister Tom Koutsantonis (left) and Premier Jay Weatherill have outlined their vision for the state’s electricity. AAP Image/David Mariuz

South Australia’s energy plan gives national regulators another headache

South Australia is investing $550 million in a plan to improve the reliability of its electricity. But the side-effect is that the National Electricity Market will now be even harder to run.
No matter how hard we dig, the Earth’s resources are ultimately finite. Mining image from www.shutterstock.com

The decoupling delusion: rethinking growth and sustainability

Even supposedly "green" technologies such as renewable energy require materials, land and solar exposure and cannot grow indefinitely on this planet.

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