From Sudan to Syria to Bangladesh, climate change is often presented as a powerful and simple root cause of violent conflict and mass migration.

Almost 40% of global land plant species are very rare, and these species are most at risk for extinction as the climate continues to change, according to new research.

People who directly depend on the natural world for their livelihoods, like farmers and fishers, will be among the greatest victims of the climate crisis.

The fossil fuel industry, political lobbyists, media moguls and individuals have spent the past 30 years sowing doubt about the reality of climate change - where none exists. The latest estimate is that

A new modeling approach can help us better understand how policy decisions will influence human migration as sea levels rise across the globe.

Growing up in Tanzania, I knew that fruit trees were useful. Climbing a mango tree to pick a fruit was a common thing to do when I was hungry, even though at times there were unintended consequences.

One year ago, the international scientific community could hardly have expected that Greta Thunberg, a teenager from Sweden, would become one of its greatest allies.

For more than 3.5 billion years, living organisms have thrived, multiplied and diversified to occupy every ecosystem on Earth.

The concept of a canary in a coal mine – a sensitive species that provides an alert to danger – originated with British miners, who carried actual canaries underground through the mid-1980s to detect the presence of deadly carbon monoxide gas.

We live in an era — the Anthropocene — where humans and societies are reshaping and changing ecosystems.

The grasslands of the Canadian Prairies are a hidden gem for bird watchers, with millions of migratory birds passing through the area each year. 

Exactly 40 years ago, a small group of scientists met at the world’s first climate conference in Geneva. They raised the alarm about unnerving climate trends.

The Golden State is on fire, which means that an idea of American utopia is on fire, too.

Climate change may cause a dramatic drop in rice production in major growing regions, a decline that could jeopardize critical food supplies, researchers report.

In a shocking report the US Army's assessment of its future under the unfolding climate crisis, every American should pause and so should other countries' military.

At the beginning of October 2019, my kids’ preschool informed me that it might be closed the next day because of rolling blackouts — a radical new effort by our local power utility in Northern California to avoid sparking wildfires.

Butterflies are rather like Goldilocks, preferring conditions to be neither too hot nor too cold, but “just right”.

As a climate scientist of more than 25 years, I’m proud of the work my profession has done in recent decades to alert humanity to the unfolding climate crisis

Shoreline recreational fishing will likely be another casualty of climate change, according to new research.

The relationship between a heating planet and violent clashes is complex — and critical. “This is where I keep my weapon,” said Lolem, a young Karamojong cattle herder.

When Hurricane Michael made landfall on Florida’s Panhandle on Oct. 10, 2018, as a Category 5 storm it was only the fourth on record to have ever hit the U.S. mainland. 

As I write this, much of inland eastern Australia is enduring what is likely to be the worst drought ever recorded.

Just like us, the natural world dances to the rhythms of its seasonal cycles. We all enjoy the first suggestions of spring as trees come into leaf, migrant birds arrive, bees and butterflies emerge, and men in cities start wearing shorts.