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Brian Kahn

Brian Kahn

Editorial

Brian Kahn is a Senior Science Writer at Climate Central. He previously worked at the International Research Institute for Climate and Society and partnered with climate.gov to produce multimedia stories, manage social media campaigns and develop version 2.0 of climate.gov. His writing has also appeared in the Wall Street Journal, Grist, the Daily Kos, Justmeans and the Yale Forum on Climate Change in the Media. In previous lives, he led sleigh ride tours through a herd of 7,000 elk and guided tourists around the deepest lake in the U.S. He holds an M.A. in Climate and Society from Columbia University. 

Most Recent News Entries:

Trump Tweeted the Wrong Ivanka. She Gave Him Climate Advice

Trump Tweeted the Wrong Ivanka. She Gave Him Climate Advice

It’s not very often you get mentioned in a tweet by the president-elect. But that’s exactly what happened to Ivanka Majic, who took the opportunity to tell him to consider the grave threat climate change poses (and also to mind his Twitter manners). The Brighton, U.K.-based digital strategist got the chance thanks to a case of mistaken Twitter … Read More

Trump CIA Pick Evades Climate Change Questions

Trump CIA Pick Evades Climate Change Questions

Rep. Mike Pompeo (R-Kan.), President-elect Trump’s pick to head the CIA, appeared before the Senate Intelligence Committee on Thursday, during which he refused to answer whether he accepts the overwhelming evidence that climate change is occurring, let alone that it represents a threat to global stability. His response — or lack thereof — stands… Read More

Climate Change Is the World’s Biggest Risk, in 3 Charts

Climate Change Is the World’s Biggest Risk, in 3 Charts

The rise of the machines isn’t the biggest threat to humanity. It’s climate change, extreme weather and other environmental factors. The World Economic Forum surveyed 750 experts on what the most likely and impactful risks facing humanity are in 2017. In a report released Thursday, they ranked extreme weather as the most likely risk and the second … Read More

Watch Rex Tillerson’s Confirmation Hearing Live

Watch Rex Tillerson’s Confirmation Hearing Live

In what may be the most contentious hearing of any of President-elect Trump’s nominees, Wednesday marks the start of Rex Tillerson’s proceedings. The Senate Foreign Relations Committee could spend up to two days grilling Trump’s pick for Secretary of State. Russia is likely to be a hot topic given Tillerson’s closeness with Russian President … Read More

Trump Nominees Should Answer These Climate Questions

Trump Nominees Should Answer These Climate Questions

Tuesday marked the start of confirmation hearings for President-elect Trump’s cabinet nominees. The grueling sessions allow senators from both parties to probe nominees’ backgrounds, question their views and priorities for the agencies they’ll be tasked with running, and weigh their expertise. One potential flashpoint for a number of nominees is… Read More

Obama Just Made the Case for His Clean Energy Legacy

Obama Just Made the Case for His Clean Energy Legacy

Researchers cracking open the latest edition of the journal Science will find an author in the table of contents whose name is usually attached to executive orders. On Monday, President Obama published a piece that lays out his legacy on clean energy and what he thinks comes next. This the first time Science has published a sitting president. By … Read More

There Were a Crazy Number of Record Highs in 2016

There Were a Crazy Number of Record Highs in 2016

2016 will be remembered for many things. One of them will be heat. It was the hottest year on record globally. While the world is still waiting for confirmation of just how high the record was, there’s a lot of data to digest from the U.S. Nearly every square inch of the country was dramatically warmer than normal. The blistering pace of record … Read More

These Are the 10 Most Important Climate Stories of 2016

These Are the 10 Most Important Climate Stories of 2016

This year is likely to remembered as a turning point for climate change. It’s the year the impacts of rising carbon pollution became impossible to ignore. The world is overheating and vast swaths of the planet have suffered the consequences. At the same time, it’s also a year where world leaders crafted and agreed on a number of plans to try to … Read More

Google Earth Shows 30 Years of Climate Change

Google Earth Shows 30 Years of Climate Change

Satellites don’t just capture the causes and effects of climate change. They capture the solutions, too. Solar power is one of those solutions, and its energy-generating capacity has been growing exponentially over the past 15 years.… Read More

The U.S. Has Been Overwhelmingly Hot This Year

The U.S. Has Been Overwhelmingly Hot This Year

In a divisive year, there’s been one tie that has bound most of the U.S. together. We all live in the United States of Warming (USW! USW! USW!). The country is going to have its second-hottest year on record in all likelihood, trailing only 2012. Every state is slated to have a top 10 warmest year and even at the city level, unrelenting warmth has … Read More

Temperatures Are Soaring at the North Pole . . . Again

Temperatures Are Soaring at the North Pole . . . Again

For the second year in a row, the Arctic is facing a late December heat wave (at least by Arctic winter standards). Temperatures are forecast to soar about 50°F above normal, which would bring them near the freezing point at the North Pole. As isolated data points, the back-to-back winter warm-ups would be weird. But taken in the larger context … Read More

East Antarctica is Melting From Above and Below

East Antarctica is Melting From Above and Below

East Antarctica is remote even by Antarctic standards. Harsh winds and ocean currents have largely cut off the region from the rest of the world. That’s left its massive stores of ice largely intact, especially compared to West Antarctica where a massive meltdown is underway that could raise seas by 10 or more feet in the coming centuries. But as … Read More

NASA Just Created a Stunning New 3-D View of CO2

NASA Just Created a Stunning New 3-D View of CO2

It’s been clear that carbon dioxide is changing the climate. Now how it moves through the atmosphere is clearer than ever thanks to NASA scientists, satellites and supercomputers. NASA released a mesmerizing new visualization of a year in the life of carbon dioxide this week. It shows how carbon dioxide twists and turns around the globe like a … Read More

Scientists are Saving Climate Data; This Is Why it Matters

Scientists are Saving Climate Data; This Is Why it Matters

In recent days, efforts have sprung up to archive climate data on federal sites. They’ve been spurred by fears that the Trump administration could take a hostile stance toward climate science and that budget cuts could make data less accessible. While the administration hasn’t said it’s going to erase or curtail access to climate data, appointment… Read More

Trump Picks Exxon’s Rex Tillerson for Secretary of State

Trump Picks Exxon’s Rex Tillerson for Secretary of State

President-elect Donald Trump on Tuesday officially tapped ExxonMobil CEO Rex Tillerson to run the State Department. The news follows days of speculation about Tillerson, and consternation among some senators over his ties to Russia and his lack of previous government experience. His appointment raises concerns over how the U.S. will approach … Read More

Fossil Fuel Divestments Now Represent $5.2 Trillion

Fossil Fuel Divestments Now Represent $5.2 Trillion

Investing heavy weights are moving their assets and funds out of fossil fuels at a record pace. A network of local governments, pension funds, faith organizations, philanthropies and wealthy individuals representing $5.2 trillion in assets have committed to — and in some cases already started — divesting from fossil fuel companies, according to a … Read More

Google Plans to Be 100 Percent Renewable Next Year

Google Plans to Be 100 Percent Renewable Next Year

For six years, Google has aggressively purchased renewable energy to power the email accounts, searches, app downloads, video streams and other services that have become an integral part of daily online life. In the process, it became the largest corporate buyer of renewable energy on the planet. Next year it plans to go one step further, ensuring… Read More

A Climate Denialist Is Leading the NASA Transition

A Climate Denialist Is Leading the NASA Transition

Scientists and policy watchers have been sounding the alarm bell that NASA’s climate work could be in jeopardy ever since Donald Trump’s election last month. That’s due in large part to some of his advisors saying the agency should be focused on space exploration and not wasting money observing the earth. But the alarm started ringing louder last … Read More

What You Should Know About Trump’s Cabinet & Climate

What You Should Know About Trump’s Cabinet & Climate

As President-elect Donald Trump continues to round out his cabinet and White House staff, his policies and priorities are coming more into focus. All indications so far point to a bleak future for addressing climate change, or even recognizing it as one of the world’s largest challenges. A number of his cabinet nominees, political appointees and … Read More

Tennessee Wildfire is ‘Unlike Anything We’ve Ever Seen’

Tennessee Wildfire is ‘Unlike Anything We’ve Ever Seen’

The Southeast’s spate of freakish fall fires continued on Monday night. Tinderbox conditions and powerful winds whipped up a firestorm in Great Smoky Mountains National Park, forcing the evacuation of at least 14,000 residents from the gateway communities of Gatlinburg and Pigeon Forge, Tenn. Fleeing residents documented a harrowing nighttime … Read More

The Arctic is a Seriously Weird Place Right Now

The Arctic is a Seriously Weird Place Right Now

The sun set on the North Pole more than a month ago, not to rise again until spring. Usually that serves as a cue for sea ice to spread its frozen tentacles across the Arctic Ocean. But in the depths of the polar night, a strange thing started to happen in mid-October. Sea ice growth slowed to a crawl and even started shrinking for a bit. Intense … Read More

Young Climate Researchers Are Facing a Trump Reality

Young Climate Researchers Are Facing a Trump Reality

For those just entering the climate field or graduating soon, President-elect Donald Trump’s choices on funding and policy will set the tone for their careers. His budget decisions will dictate priorities, raising the profile of some aspects of research while chilling other areas. It’s not just a question of science policy choices. Trump’s … Read More

Climate Advocates Get a Huge Donation Trump Bump

Climate Advocates Get a Huge Donation Trump Bump

Much of President-elect’s Donald Trump’s policy preferences remain opaque and can only be inferred from vague campaign statements. While specifics are forthcoming, a number of organizations are already gearing up to do battle on a host of issues, including climate change. And if the early sign are any indication it looks like they may have more … Read More

Climate Change Doesn’t Really Care Who Was Elected

Climate Change Doesn’t Really Care Who Was Elected

Donald Trump has said climate change is a Chinese hoax. His presidency raises the prospect of a climate denier atop the Environmental Protection Agency and an oil and gas billionaire running the Energy Department. He could pull the U.S. — and its 15 percent of all global carbon emissions — out of the Paris Agreement. This information has made his … Read More

Trump’s Presidency Poses Serious Risks to the Climate

Trump’s Presidency Poses Serious Risks to the Climate

On Tuesday, the U.S. elected Donald Trump president. It’s a choice that will dramatically reshape U.S. policy on a host of issues from immigration to trade to foreign policy. And then there’s climate change. During the eight years of the Obama administration, the U.S. made incremental moves toward curtailing carbon emissions in the U.S. in the … Read More

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Global Sea Level Rise by Century A new report constructs a sea level timeline going way back. Hard to miss the human influence in the 20th century.

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