Marin Biogas is using sea ascidians as an AD plant feedstock as an alternative to land-based crops - a process it says can reduce eutrophication and cut greenhouse gas emissions
Lands far and wide have been scoured for renewable energy biofuel feedstocks, with palm oil, corn crops, cheese, chicken litter and even ice cream just a few of the bioenergy sources identified so far....
But critics remain concerned over proposals for extensive use of statutory instruments and unanswered questions about how rules will be enforced
Charging infrastructure is the major barrier to rolling out all-electric taxis in London, according to findings from six-month Uber study
IRENA report confirms 'strongest year ever for new capacity additions', as 161GW of clean power deployed
Some 10 per cent of all homes and a quarter of all businesses now host smart meters, official government figures show