Local governments are increasingly buying – and forgiving – their residents’ medical debt.

Governments and wildlife advocates are working to protect 30% of Earth’s lands and waters for nature by 2030. An ecologist explains why creating large protected areas should be a top priority.

Money pouring into conservation has funded drones and military-style training for rangers.

Sharks are much more severely threatened by humans than vice versa. A marine biologist explains how people can help protect sharks and why some strategies are more effective than others.

Informed data donations are different from the usual online data experience. They’re easier to manage because of technological advances.

Of the big pledges so far at the UN climate conference, cutting methane could have the most immediate impact.

Behavioral economics, long employed in grocery stores to guide customers to certain products, could be employed by food banks and pantries to encourage healthier choices.