When Lee lost access to his son, he suffered a mental breakdown and ended up homeless in Cambridge. This is his story.
How can we tell the difference between trees that protect the future of our planet and those that are actually making the climate crisis worse?
UN Women launch 16 Days of Activism at the International Day for the Elimination of Violence against Women. Find out how to take part.
As a London-wide ban on climate change protests goes into effect, supporters continue to stand up for what they believe in, including Guardian journalist George Monbiot.