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.
An on-the-ground investigation in Pennsylvania finds unprotected radioactive material next to a popular bike and walking trail.
As fishing communities fight back, Petrobras is going all out to control the narrative, a DeSmog investigation finds.
Carney’s “Canada Strong” fund exposes the nation’s resource kryptonite: leaving critical decisions to local governments captured by industry interests.
Campaigners say it’s “deeply concerning” that a major British bank and former COP sponsor is supporting UK coal.
