For the first time in a decade, the continental United States experienced no hurricane landfalls.1 Islands in the Caribbean saw multiple landfalls [1], notably Hurricane Melissa’s landfall as a Category 5 storm in…
By Roger Pielke Jr. | December 1, 2025
Last week in Belém, Brazil the 30th Conference of Parties to the U.N Framework Convention on Climate Change (UNFCCC) concluded with little accomplished, according to most observers. Perhaps the most significant…
By Roger Pielke Jr. | November 24, 2025
In 2015 in Paris, countries from around the world agreed to accelerate the decarbonization of their economies in response to climate change. According to the United Nations Framework Convention on…
By Roger Pielke Jr. | November 20, 2025
Following my lecture last week at Cornell, one Cornell professor, a well-known climate activist, called for the firing of the director of the Cornell Atkinson Institute for Sustainability — an accomplished scientist…
By Roger Pielke Jr. | November 17, 2025
The National Environmental Policy Act of 1969 is the basic law governing federal reviews of construction projects’ environmental impacts. Unfortunately, it has evolved into an environmentally destructive monstrosity. Why? Because…
By Benjamin Zycher | November 17, 2025
I spent this week in Ithaca, New York visiting Cornell University. It was a fantastic visit. I met with faculty, researchers, students, staff, administrators, and taught a few classes. I…
By Roger Pielke | November 14, 2025
Something curious is going on in the world of climate advocacy. As THB readers know, projected future carbon-dioxide emissions from fossil-fuel combustion have been consistently revised downward in recent years,…
By Roger Pielke Jr. | November 12, 2025
Summary: BLM proposes “to rescind” the 2024 final “Conservation and Landscape Health Rule” adopted on May 9, 2024. Despite the promise in the 2024 final rule that it “defines the…
By Benjamin Zycher | November 12, 2025
My fall university tour continues with a visit to Johns Hopkins this week, Cornell next week, and the University of Wyoming on November 19. If you are local please come and say Hello, and…
By Roger Pielke Jr. | November 7, 2025
Thomas Malthus was a fan of pandemics. Writing in 1798 in his famous treatise on population growth, Malthus encouraged the spread of fatal diseases: “Instead of recommending cleanliness to the poor, we…
By Roger Pielke | November 6, 2025
When Australia’s National Climate Risk Assessment (NCRA) was released last week, headlines such as the above announced that “climate change could cost Australians $40 billion per year by 2050.” It turns out…
By Roger Pielke Jr. | September 24, 2025
Last week, Hurricane Erin was a massive Category 5 storm that shot the gap between the U.S. east coast and Bermuda before heading out to sea. Imagine an alternative universe,…
By Roger Pielke Jr. | August 26, 2025
Life would be impossible without experts — doctors help us when we get sick, mechanics fix our cars when they break down, farmers produce our food, to name just a…
By Roger Pielke Jr. | August 22, 2025
The Intergovernmental Panel on Climate Change (IPCC) has just released the names of its authors for its seventh assessment report (AR7). The author list for its Chapter 3 — Changes in regional climate…
By Roger Pielke Jr. | August 20, 2025
In 2024, Nature published “The Economic Commitment of Climate Change,” by Kotz et al. (KLW24). A press release accompanying the paper’s publication announced that it projected enormous future GDP losses due to climate change,…
By Roger Pielke Jr. | August 15, 2025