News roundup: Branson plans green jet trials, toilet comments were 'a joke' says Crow and more

Richard Branson announced today that trials of 'green' passenger planes could start next year [Guardian]

Cheryl Crow now says toilet paper comments were 'a joke' [ABC News]

China speeds towards 'biggest greenhouse gas producer' title and could overtake US, experts say [BBC]

Apple is unpopular with Greenpeace again, rated worst among major electronics firms for its environmental policies [Independent]