The first step is admitting we have a problem, but what should come next to protect the planet?
Coral reefs get a lot of attention, but the world has lost almost all of its vital oyster reefs in the last few centuries.
Not all of the solutions to the climate and ecological crisis have to be painful.
George Monbiot talks with an ecologist about natural solutions to the climate crisis.
Rewilding is gaining popularity around the world, as a means to restore ecosystems to their ancient state. But just like Vegemite, Australian rewilding projects need to have a unique flavour.
In Europe, biodiversity is under threat. But three major trends mean we're still optimistic.
Human conflict can bring isolation to environments, which helps the local ecology thrive. After the war has ended, the return of nature is a poignant memorial and symbol of peace.
Colombian researchers hope to revive an endangered species by rehabilitating monkeys confiscated from smugglers. The captive animals' struggles show that survival is not guaranteed.
Replanting the world's great forests should be a central demand at COP24.
Seems humans aren't the only ones moving into cities in ever greater numbers.
From wealth, to the natural world, to genes and intelligence, a podcast exploring the theme of inheritance.
Scientists asked young people to draw what they would like the natural world to look like when they're older. Their imagination could help make conservationists more ambitious.
A reserve near Amsterdam lost many wild cattle and deer over the tough winter, leading to public protests. Yet this was a failure of Dutch politics rather than rewilding itself.
Trowels and spades are being put to use in the sea.
Zoos' role in conservation is divisive, but in Australia they could be critical in securing and even recovering threatened species.
Collective environmental guilt could be leading to a rise in werewolf sightings in the English countryside.
Keeping such large, intelligent and endangered animals in captivity poses a number of ethical and practical challenges.
Depends on whether or not we reintroduce 'rewilded' animals such as bison or wolves.
Australia wants to kill off two million feral cats and momentum for similar plans is growing in the US. Is there a good case for killing or neutering outdoor cats to protect biodiversity?
Proposals to set aside vast tracts of land for wildlife raise ethical questions, challenging the human-centric view of the value of life.