Mark Hertsgaard

@markhertsgaard

Mark Hertsgaard is the environment correspondent of The Nation and the executive director of the global media collaboration Covering Climate Now. His new book is Big Red’s Mercy:  The Shooting of Deborah Cotton and A Story of Race in America.

Chris Packham addresses the audience at a National Emergency Briefing on the climate and nature crisis, at Central Hall Westminster on November 27, 2025, in London, England.

The UK’s Climate National Emergency Briefing Should Be a Wake-Up Call to Everyone The UK’s Climate National Emergency Briefing Should Be a Wake-Up Call to Everyone

The briefing was a rare coordinated effort to make sure the media reflects the science: Humanity’s planetary house is on fire, but we have the tools to put that fire out.

Dec 11, 2025 / Mark Hertsgaard

People participate in a demonstration in front of the main entrance of COP30 in Belém, Brazil, on November 10, 2025.

Backsliding in Belém Backsliding in Belém

Petrostates at COP30 quash fossil fuel and deforestation phaseouts.

Nov 24, 2025 / Mark Hertsgaard

Indigenous Activists to COP30: “We Will Fight to the Death”

Indigenous Activists to COP30: “We Will Fight to the Death” Indigenous Activists to COP30: “We Will Fight to the Death”

Indigenous people lead COP30 protests against agribusinesses that “want to take everything.”

Nov 17, 2025 / Mark Hertsgaard

World leaders attend a session on the energy transition on the second day of COP30 on November 7, 2025, in Belém, Brazil.

Global Leaders Are Glad the US Isn’t Attending COP30 Global Leaders Are Glad the US Isn’t Attending COP30

Momentum behind decarbonizing the global economy has built to the point where it is inevitable—with or without the United States.

Nov 13, 2025 / Mark Hertsgaard

A group of Indigenous people is leading a demonstration for the climate organized in Brussels, Belgium, on October 23, 2022.

Coming Sunday: The People Behind the Climate Numbers Coming Sunday: The People Behind the Climate Numbers

The next phase of The 89 Percent Project profiles climate’s supermajority.

Oct 23, 2025 / Mark Hertsgaard

President Donald Trump speaks during the United Nations General Assembly at the United Nations headquarters on September 23, 2025, in New York City.

Reporting the Truth When Politicians Lie Reporting the Truth When Politicians Lie

With the global rise of organized misinformation campaigns, outlets should embrace “the truth sandwich” and place a false claim between the actual facts.

Oct 9, 2025 / Mark Hertsgaard

The World’s Newsrooms Can Learn From Bill McKibben’s Climate Journalism

The World’s Newsrooms Can Learn From Bill McKibben’s Climate Journalism The World’s Newsrooms Can Learn From Bill McKibben’s Climate Journalism

Traditional journalists complain that he is an advocate—the same criticism Woodward and Bernstein faced during Watergate.

Sep 25, 2025 / Mark Hertsgaard and Kyle Pope

A man on a rooftop looks at approaching flames as the Springs fire continues to grow on May 3, 2013, near Camarillo, California.

Are We Distracting Ourselves Into Climate Catastrophe? Are We Distracting Ourselves Into Climate Catastrophe?

When shocking news about how soon civilization might collapse is overshadowed by Taylor Swift’s engagement, we might have a problem.

Sep 11, 2025 / Mark Hertsgaard

A newspaper box with a paper that reads “Michael Bears Down” in the aftermath of Hurricane Michael in Millville, Florida, on October 11, 2018.

News Avoidance and the Climate Majority News Avoidance and the Climate Majority

The next phase of Covering Climate Now’s 89 Percent Project puts faces to the numbers.

Sep 4, 2025 / Mark Hertsgaard

“It’s a Warning, Set to a Dance Beat”: Jon Batiste on His New Song  20 Years After Katrina

“It’s a Warning, Set to a Dance Beat”: Jon Batiste on His New Song 20 Years After Katrina “It’s a Warning, Set to a Dance Beat”: Jon Batiste on His New Song 20 Years After Katrina

The New Orleans jazz great tells Covering Climate Now, “When you make a song, you want to inspire people, but you also want to let them know what they can do.”

Aug 28, 2025 / Mark Hertsgaard

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