Climate Security: Entering a New Era?

Jul 21, 2026 | Kaysie Brown and Travis Brubaker
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Twenty years after the UK first brought climate to the UN Security Council, the topic is re-emerging as a strategic priority. During London Climate Action Week, at E3G and King’s College’s inaugural Climate Security Forum, the UK announced its first ever Climate Security Taskforce, co-chaired by the Ministries of Climate and Defense. Across the forum, five governments delivered the same message: climate now underpins economic, political and security stability.