Surveys show that most of us are really worried about climate change and we want something to be done. But what? This series, we've explored many ways in which nature is changing in response to human activity and the dangers posed to people and planet as a result. In this final episode, Tori and...

A more sustainable future lies within reach. One where human societies are powered by wind and solar energy, leaving behind dirty, climate-changing fossil fuels in the past. Sounds good right?   But with many tonnes of rare earth metals needed to manufacture just one wind turbine, switching to...

Nigeria has some of the highest levels of unhealthy air across the African continent – a leading cause of inflammatory illness and premature death. Could its huge and growing cohort of young people have the solution? Tori & Khalil head to the “Giant of Africa” to find out how one of the...