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Articles by Ketan Joshi

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A bunch of reasons to be optimistic about clean energy in Australia

A bunch of reasons to be optimistic about clean energy in Australia

Renewable energy is increasingly profitable without subsidies, and coal has become uninvestable without government intervention – this used to be the opposite.

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Graph of the Day: Higher SA wind output, lower wholesale power prices

Graph of the Day: Higher SA wind output, lower wholesale power prices

Unlike yesterday’s chart on gas, today’s graph shows wind has the opposite effect – more output takes power prices lower.

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Robot cars and the fear gap

Robot cars and the fear gap

Considering the major role of human error in car accidents, computer assistance and eventual control should lead to a big reduction of death and injury.

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South Australia now the lightning rod for renewable energy myths

South Australia now the lightning rod for renewable energy myths

South Australia’s energy system has become an unfair target for myths and alarmist claims about renewables.

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Wind power in South Australia makes people forget about causation

Wind power in South Australia makes people forget about causation

Price surges are being blamed on wind energy. Cherry-picked numbers that serve to confirm a belief that already exists is something you’re going to see a lot of this year.

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Why cleantech inspires a new magnitude of wrongness

Why cleantech inspires a new magnitude of wrongness

There’s an ironic, vindicating righteousness in believing, as intensely as you possibly can, that technology used to reduce environmental impact actually increases it.

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Canning’s solar rooftops and Abbott’s unstable perch

Canning’s solar rooftops and Abbott’s unstable perch

There’s been a steady stream of attacks on renewable energy, launched with via thought-bubbles and shock-jock interviews, from the Abbott government. The September Canning election might be the first time this attitude really starts to bite back.

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You can now get 'wind turbine syndrome' from solar panels and batteries

You can now get ‘wind turbine syndrome’ from solar panels and batteries

Wind turbine syndrome all over again? As solar + storage threaten power incumbents, the renewables industry should prepare for a new health scare campaign.

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Taking respite from renewable fiction: Why the numbers do matter

Taking respite from renewable fiction: Why the numbers do matter

We can push the percentage of wind power further upwards, with relative ease. And that is genuinely exciting.

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Comparing wind turbine power consumption to coal and gas

Comparing wind turbine power consumption to coal and gas

There’s a set of persistent myths that seem to imply turbines don’t generate a lot of power. It’s rubbish, of course.

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How climate deniers delivered for Maurice Newman

How climate deniers delivered for Maurice Newman

Maurice Newman justified his anti-climate stance by citing an ABC poll that was trolled by Australia’s climate denial community. It’s quite comical.