Jeff Colgan

@jeffcolgan.bsky.social

Professor of International Relations and Political Science. Interests: international order, energy, climate change, historical IR

July marks the first consecutive twelve month period where wind generated more electricity than gas in the UK...in every single month. In the last decade, wind generation in the UK has more than doubled, pushing first coal and now gas out of the mix.

Bild

A fourth geopolitical front roiling global energy markets. Already, attacks hitting the Strait of Hormuz, the Red Sea, and the Black Sea. Now: drones have struck Egyptian LNG facilities, plus 2 ships, near the Suez Canal. Attacker unknown. Fossil fuels=not secure.🛢️🌍 www.cnbc.com/2026/07/30/e...

Egypt says drone hit two ships at Mediterranean port as attacks on energy infrastructure widen

The unclaimed attack comes as Iran, its Houthi alllies in Yemen and Iraqi militias have widened strikes on energy infrastructure across the region.

cnbc.com

2 AUGUST 1776, PHILADELPHIA: “The declaration of independence being engrossed and compared at the table was signed by the members”: Most Signers of the Declaration of Independence sign it today. Benjamin Rush describes the atmosphere as a “pensive and awful silence.”

Benjamin Rush

Can't get numb to this: The United States is stuck in a war it started, cannot end, and may further escalate to no avail, having dismantled its diplomatic apparatus, depleted its military stockpile, and destroyed its credibility. A historic strategic mistake harming millions in many different ways.

1/ Trump signed 50% tariffs on Canada today under Section 338 of the Tariff Act of 1930. Worth walking through the legal mechanics, the USMCA leverage play behind it, and what it costs.

Here's the thing: these programs were created for a reason. It shouldn't take thousands sick and scores hospitalized to understand why public health programs are needed. But, alas, we seem determined to touch the stove twice to remember how it feels to be burned.

Jake Tapper, long-suffering Philly sports fan@jaketapper.bsky.social · 2w ago

CNN: Trump’s funding cuts created ‘the perfect storm’ that slowed the government’s cyclosporiasis response www.cnn.com/2026/07/20/h...

The climate crisis is fueling an onslaught of dirty air, and it's making our communities sick. As the first and only lung doctor in Congress, I know we can't separate climate policy from public health. The climate crisis is a public health emergency.

Wildfire Updates: Smoke Pushes Air Quality to Dangerous Levels for Millions

Dense smoke from Canadian wildfires is choking a vast stretch of the Northeast and Upper Midwest. Officials encouraged residents, including in New York, to stay indoors.

nytimes.com

Yes, wildfire smoke and snowstorms do sometimes come from Canada. But when was the last time you read the headline "cool breeze from Canada gives relief from punishing heat wave" in the US media?

We are closing in on $70 BILLION dollars that Americans have had to pay in extra fuel costs since Feb 28 due to Trump's war on Iran. For context, the entirety of all federal support for research (thru NIH, NSF etc) costs $65B per year. A war for nothing but waste. iranwarcost.watson.brown.edu

Iran War Energy Cost Tracker

Tracks the extra cost paid by U.S. consumers for gasoline and diesel since the Iran conflict began on February 28, 2026, compared against a no-war counterfactual baseline.

iranwarcost.watson.brown.edu