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Articles by Warwick Johnston

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Solar pays its way on networks. It's no free rider

Solar pays its way on networks. It’s no free rider

Research shows rooftop solar exports are higher than most estimates, which means most systems are paying network fees for well over half their generation.

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Rooftop solar installations steady as commercial scale grows

Rooftop solar installations steady as commercial scale grows

Australian household rooftop solar installations are steady, Queensland continues to lead, and commercial scale solar is growing.

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Solar success: Who's leading residential, commercial markets?

Solar success: Who’s leading residential, commercial markets?

In Australia’s highly competitive solar industry, five major PV retailers hold only 15% national market share. So who’s leading where, and by how much?

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3GW: The when, where and how of Australia's solar milestone

3GW: The when, where and how of Australia’s solar milestone

This month, Australia reached 3GW of rooftop solar. So who is installing solar PV, where are they installing it, and how have the systems changed?

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Revealed: Rooftop solar's big role in Australian energy markets

Revealed: Rooftop solar’s big role in Australian energy markets

New data shows solar PV having considerable impact on NEM, sometimes representing more than one quarter of power consumption.

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Whithering but not dead - Queensland still the sunshine state

Whithering but not dead – Queensland still the sunshine state

Queensland is still the biggest market as Australia’s solar PV market finds a base of around 600W/year

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Solar slowdown, as Oz industry mourns the loss of Queensland

Solar slowdown, as Oz industry mourns the loss of Queensland

The end of FiT-supported installations in Qld has seen the Australian solar industry wound back by 25-33% overnight. Once SA follows suit, we will enter a new phase.

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Eight WA solar seats that could change the election

Eight WA solar seats that could change the election

Eight marginal WA seats could be decided by solar voters. It’s time politicians took this into account and engage with the solar industry.

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Hot new solar trends: Qld leads upswing in market

Hot new solar trends: Qld leads upswing in market

Why Australia is best solar market; some hot new products: solar drones and PV hot water; and Queensland leads solar PV rebound in May.

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Scapegoating solar: Why the QCA's fixed price proposal is all wrong

Scapegoating solar: Why the QCA’s fixed price proposal is all wrong

The proposal to increase fixed charges for Queensland rooftop PV customers is not only inequitable, it won’t achieve what the QCA wants it to achieve.

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1m solar rooftops - where will the next million come from?

1m solar rooftops – where will the next million come from?

The next million rooftops won’t come as quickly as the first. But Queensland continue to dominate solar hot spots, despite removal of tariffs.