Articles on Solar power

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The linchpin to Tesla’s proposed merger with SolarCity is the Gigafactory and whether it can lower costs and improve battery performance. Tesla Motors

Will a merged Tesla-SolarCity put a solar-powered battery in every home?

Critics don't think Tesla can sell enough home batteries to justify its acquisition of SolarCity, but what they're underestimating is the potential for innovation the Gigafactory brings.
Australia could capitalise on its sun-drenched landscape to innovate in renewable energy. Shutterstock

Where could Australia genuinely innovate?

There are several areas where Australia could be a world leader in innovation. If we can identify them and focus our efforts there, we could generate some genuine benefits here and abroad.
Thinking of going solar? Prices are approaching the cost of grid electricity, but only in some places – so far. joncallas/flickr

When will rooftop solar be cheaper than the grid? Here’s a map

When will residential solar be cheaper than the cost of power from the grid? This point of 'grid parity' is a moving target but moving closer in a number of places.
Solar power in suburbia: what’s not to like? Gray Watson

Utilities, solar energy and the fight for your roof

Utilities are pushing back against the spread of rooftop solar power and charging bigger fees to solar homes. Who is right in this solar-versus-utilities fight?
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.
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.

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