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Articles by Matthew Wright

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Biogas no saviour for Sydney’s trigen plan

Biogas no saviour for Sydney’s trigen plan

Sydney misses another opportunity to build solar and wind grid. Its ‘trigen approach’ to save emissions by 40-60% will inevitably rely on coal-seam gas.

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Mining energy efficiency in the home

Mining energy efficiency in the home

There have been vast improvement in the energy efficiency of household appliances in recent years. Should the companies driving this progress be better recognised?

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Sydney trigen? Try again with renewables

Sydney trigen? Try again with renewables

Why bring a polluting gas plant back into central Sydney when you can get a better emissions result with renewables and aircon upgrades?

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Solar can deliver in FiTs and starts

Solar can deliver in FiTs and starts

Grandiose, grants-based schemes are not working for solar. It’s time for a broad-based feed-in-tariff.

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Clean fossils of the future? How about ready renewables

Clean fossils of the future? How about ready renewables

If clean coal/gas and CCS can be used an excuse to hang on to fossil fuel plants, let’s bring lab-based renewables into the equation too.

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The merit order effect – actually, it’s a good thing

The merit order effect – actually, it’s a good thing

An upcoming paper from AGL seeks to demonise the merit order effect. But a transfer of wealth from generators to consumers can’t be that bad.

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South Australia’s big win with wind

South Australia’s big win with wind

Investment in wind energy has seen SA go from having the highest-cost wholesale electricity in Australia to the lowest – and has lowered emissions, too.

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A Leaf to hide Australia’s peak oil embarrassment

A Leaf to hide Australia’s peak oil embarrassment

Australia should get over its embarrassment of “forgetting” about peak oil by using subsidies to boost the production of EVs.

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House swap: I’ll take wind turbines over a coal mine

House swap: I’ll take wind turbines over a coal mine

Both coal plants and wind farms face opposition from those who have to live nearby. But which would you rather have as a neighbour?

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Renewistan or Carbonopia: where would you rather live?

Renewistan or Carbonopia: where would you rather live?

Critics of the concept of a world run on renewables argue the technology is not up to the task. But what is the alternative?

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Why Germany should aim for 200GW of solar

Why Germany should aim for 200GW of solar

Germany could increase its solar capacity 5-fold, without subsidies. It would redefine the cost of abatement of green incentives.