Several manufacturers have launched models that produce more pollutants when driven in real-world conditions

Nova Innovation deploys first fully operational array of tidal power turbines in the Bluemull Sound

Previous investigations fail to reveal impact of 'world's largest human health threat' because they do not account for people's movement, researchers say

Company announces new versions of electric car models S and X P100D with extended battery range - though Elon Musk admits: 'It is a very expensive car'

In latest clean energy plan, Tesla purchases SolarCity to make solar 'shingles': 'It's not a thing on the roof. It is the roof', CEO says

Leaked documents and sources show Natural England will use its legal powers less and seek funding from the private companies it is meant to keep in check

Body says, with government reviewing £18.5bn project, benefits of renewables such as offshore wind should be looked at

Government says payments, capped at £10m for communities near wells, will not be made until site is up and running

Greenpeace accuses Theresa May of wanting to 'silence concerns with a wad of cash' as Labour and Green party join attack

Proposals would see the basic income support system of subsidies scrapped and farmers being paid out of public funds for environmental services