Sustainable development student Isabelle Seckler explains how nature taught her the most important lessons she has learned all year.

As the theme for the International Day of Biodiversity states, “Our solutions are in nature.”

Driven by changing climate, a uniquely resilient organism is taking over the Arabian Sea, disrupting food chains, fisheries, oil refineries and water desalination plants.

A journalist looks back on his efforts to cover the first Earth Day.

And what we can learn from its success.

There are many ways to get involved, take action, or simply marvel at the beauty of our planet, all without leaving your home or neighborhood.

New GPS data show birds adjust to shifting snow conditions as climate warms

The coronavirus pandemic provides mandatory lessons in sustainability.

We need to develop the technologies, organizational capacities and institutional framework that enable people to be safe in this new world.

While the proposal boosts NASA’s budget to explore other worlds, what about the one we’ve already got?