Hydrogen: where is low-carbon fuel most useful for decarbonisation?

Hydrogen is feted as the key to a dynamic green economy. But is it the best choice for decarbonisation in all cases?

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heating electricity decarbonisation hydrogen aviation energy-storage hydrogen-cars long-read hydrogen-economy

How a 1940s treaty set airlines on a path to high emissions and low regulation

A precedent set at the industry's outset has dominated efforts to reform aviation.

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climate-change decarbonisation airlines aviation paris-climate-agreement emissions-reductions flying-and-climate-change

Flight shaming: how to spread the campaign that made Swedes give up flying for good

The Swedish 'flight shame' campaign was a runaway success. We asked those it affected how it influenced their travel behaviour.

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climate-change greta-thunberg air-travel aviation airplane-emissions air-travel-and-global-warming flight-shame flygskam

Flight shame – how the campaign that persuaded Swedes to give up flying could capitalise on COVID-19

The Swedish 'flight shame' campaign was a runaway success. We asked those it affected how it influenced their travel behaviour.

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climate-change greta-thunberg air-travel aviation airplane-emissions air-travel-and-global-warming flight-shame flygskam

Green bailouts: relying on carbon offsetting will let polluting airlines off the hook

Carbon offsetting is better regulated than it once was, but it's no solution to the climate crisis.

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bailout net-zero-emissions-2050 airlines aviation flights carbon-offsets emissions-trading airline-bankruptcies

Grounded aircraft could make weather forecasts less reliable

More than one million weather observations were made by aircraft each day in 2019. Since the pandemic started, these have dropped by 90%.

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covid-19 coronavirus extreme-weather meteorology weather-forecasting aviation aeroplanes flights natural-hazards