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.
The key facts about one of Nigel Farageโs closest allies.
Itโs a massive subsidy to Equinor, the Norwegian oil company behind the Bay du Nord offshore oil project.
A new childrenโs book by a Chevron-backed clean energy venture paints a sympathetic portrait of coal, oil, and gas.
Fossil fuel interests and climate science deniers have been leading the charge for more drilling.
