Some littering is conscious, some is created unintentionally. Tackling the reason it was created could make clean-up tactics more effective.

Public goods like clean air and a stable climate demand more democratic planning, not less.

The concept of deep medicine would use AI to free up staff, benefiting patient care.

Well-intentioned green trade policies can have adverse consequences.

Some farmers are bewildered and anxious about changes to the way they work.

There’s anxiety among space scientists following Nasa’s decision to rethink sample return mission from Mars.

The treaty focuses on ending plastic pollution, not eliminating the use of plastics. But some countries are more ambitious than others.

Some parts of the Gulf experienced 18 months of rain in a single day.