Planetary Nexus Institute

❄️ Why do severe winter storms still occur in a warming climate?

Climate change does not remove cold weather: it changes how it behaves.

As global temperatures rise, winters are milder on average and snow cover is declining. Yet warming also alters atmospheric dynamics, sometimes increasing winter disruption.

Key mechanisms include:
🌀 Polar vortex shifts – when weakened or displaced, it can amplify jet stream swings and push Arctic air south.
💧 More atmospheric moisture – warmer air and oceans fuel heavier snow, sleet, or freezing rain when cold air is present.
⚖️ Competing effects – reduced temperature contrasts can weaken storms, while extremes may intensify.

The result: fewer cold events overall, but potentially sharper impacts when they occur.

Understanding this complexity strengthens forecasting, early warnings, and preparedness.

Learn more ➡️ https://ow.ly/j63S50Z7G9P

🌡️ 𝐃𝐢𝐝 𝐲𝐨𝐮 𝐤𝐧𝐨𝐰? 𝐓𝐡𝐞 𝐥𝐚𝐬𝐭 𝐝𝐞𝐜𝐚𝐝𝐞 𝐰𝐚𝐬 𝐭𝐡𝐞 𝐡𝐨𝐭𝐭𝐞𝐬𝐭 𝐨𝐧 𝐫𝐞𝐜𝐨𝐫𝐝, 𝐲𝐞𝐭 𝐧𝐚𝐭𝐮𝐫𝐞-𝐛𝐚𝐬𝐞𝐝 𝐬𝐨𝐥𝐮𝐭𝐢𝐨𝐧𝐬 𝐜𝐨𝐮𝐥𝐝 𝐨𝐟𝐟𝐬𝐞𝐭 𝐮𝐩 𝐭𝐨 𝟑𝟕% 𝐨𝐟 𝐠𝐥𝐨𝐛𝐚𝐥 𝐞𝐦𝐢𝐬𝐬𝐢𝐨𝐧𝐬.
At Planetary Nexus, we turn complex data into actionable strategies.
What’s one climate solution you believe needs more attention? Comment below 👇

‘We cannot solve our problems with the same thinking we used when we created them.’
— Albert Einstein
At Planetary Nexus, we practice integrated systems thinking across environment, policy, and society.
Tag someone who needs to see this. 👇