Producing biofuels from a fast-growing grass delivers vast savings of carbon dioxide emissions compared with petrol, a large-scale study has suggested. US researchers also found that switchgrass-derived ethanol produced 540% more energy than was required to manufacture the fuel.
One acre (0.4 hectares) of the grassland could, on average, deliver 320 barrels of bioethanol, they added.
A new report shows global spending on carbon capture and hydrogen subsidies "failed to make a dent in carbon emissions" after 50 years of research and development.
The Tory leadership candidate has criticised the UK’s net zero targets while accepting donations from fossil fuel investors and climate denial funders.
A flagship climate scheme will cost taxpayers billions, with no guarantee of a meaningful impact on emissions.
Rupert Lowe has been campaigning against climate action while owning a heat pump supplier.
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