Paddy fields are thriving in a quiet part of east England and might help feed us in the future.| BBC News
Rory Cellan-Jones explores two industries - one old, one new - trying to "green up" their operations.| BBC News
Could the cryptocurrency's huge electricity consumption also sink it?| BBC News
Bitcoin emissions in China exceed the total emissions of the Czech Republic and Qatar, study says.| BBC News
The initial decision made by Tesla in March to accept Bitcoin caused an outcry from environmentalists.| BBC News
Glass bottle makers are having to invest in new tech to cut their hefty CO2 footprint.| BBC News