Is it possible that this century is the most important one in human history? The 21st century has already proven to be a period of rapid growth. We’re on the cusp of developing new technologies that could entirely change the way people live— and could contribute to unprecedented levels of existential risk. Explore how the decisions we make now might have a major impact on humanity’s future.

Imagine that your life began as one of the planet’s first humans. After dying, you're reincarnated as the second human ever to live. You then return as the third person, the fourth, the fifth, and so on – living the lives of every human that’s ever walked the Earth. How will your actions in one life impact your future selves? Explore the ethics of the philosophy known as longtermism.

Human beings are everywhere. With settlements on every continent, we can be found in the most isolated corners of Earth’s jungles, oceans and tundras. Our impact is so profound, most scientists believe humanity has left a permanent mark on Earth’s geological record. So what would happen if suddenly, every human on Earth disappeared? Dan Kwartler investigates.

Humanity has always adapted to changing weather and moved to regions that best support cultural lifestyles and livelihoods. However, the rise in extreme weather is endangering coastal communities, and even for those with the resources to take action, the pace and nature of climate change has made it difficult to adapt. Carol Farbotko and Ingrid Boas dig into the challenges of climate mobility.

Earth School is a 10-step action plan designed to help us reach net zero emissions by 2050. Through curated content and supporting lesson materials, Earth School lays out the problems we need to tackle, the solutions we should explore and the exciting initiatives already making a difference. And if you're wondering "what next?", check out our Action Guide. No matter your level of influence, you have a part to play.

Get started by watching the videos of Earth School, or take one of our quizzes to start building your personalized learning library.