On oil and gas producing platforms, produced water is also extracted with crude oil or used to bring it to the surface. But it is often contaminated and can be harmful to fragile ecosystems if discharged without treatment.
Butterflies are the ‘gateway drug’ to getting people involved in conservation.
Could this reshape the future of green energy?
The team of scientists also looked at how moving to follow the sun could help solar panels to produce more energy.
As coronavirus vaccine trials begin in the UK and get the green light in Germany, the World Health Organization warns other diseases must not be neglected.
Could this solve the problem of landfill?
In countries where fossil fuels still generate the most electricity, is ditching petrol still a green option?
Scientists say fish could be dying due to the toxic chemicals these microfibres release.