Lagos metropolis is amongst African cities within the 50@50 initiative. PHOTO/UGC.
By SPECIAL CORRESPONDENT
Greater than 50 cities the world over have joined UNEP’s new 50@50 activation to confront one of many world’s fastest-growing and deadliest local weather dangers: excessive warmth.
Launched on Warmth Motion Day, forward of tomorrow’s World Atmosphere Day, 50@50 brings collectively cities to strengthen warmth preparedness, stress-test methods, share sensible options, and speed up motion to each shield communities and reduce emissions driving rising temperatures.
Various cities like Antalya, Lagos, Melbourne, Mendoza, Paris and Yangzhou, are coming collectively by means of “50@50” to be taught from one another’s experiences, share examined approaches to excessive warmth adaptation and preparedness.
Initiated by UNEP and the Metropolis of Paris, this activation contributes to the Beat the Warmth implementation drive, launched on the UN Local weather Change Convention in Belém (COP30) to speed up native motion on excessive warmth and sustainable cooling.
50@50 promotes sensible, people-centred options, together with: “cooling islands” in public areas, increasing inexperienced areas, putting in water fountains, growing cooling centres, organising early warning methods, bettering biking infrastructure, growing shaded areas, and utilizing reflective supplies to scale back warmth absorption and reflective city design.
“Excessive warmth is already reshaping each day life in cities around the globe, which is able to face harmful warmth ranges below just about each local weather state of affairs. That is posing a selected threat to small holder farmers and weak members of the neighborhood,” stated Inger Andersen, Govt Director of UNEP.
Anderson stated the 50@50 initiative will assist native leaders transfer sooner by sharing sensible options that shield folks, lowering inequality and strengthening city resilience.

Paris metropolis. PHOTO/UGC.
As international temperatures rise, cities worldwide are experiencing longer, extra intense, and extra frequent heatwaves. This contributes to practically half 1,000,000 deaths annually and makes colleges, transport methods, properties, and public areas unsafe throughout peak warmth hours.
Additionally it is driving up vitality demand and compounding inequalities, inserting growing pressure on public well being methods, particularly when mixed with air air pollution, vitality infrastructure, and concrete economies.
“Excessive warmth is changing into a defining problem for cities worldwide. Constructing on Paris’ personal 50°C simulation train, this initiative displays a powerful conviction: cities should act collectively to anticipate excessive warmth and shield their residents. Cooperation is our strongest instrument,” stated Emmanuel Grégoire, Mayor of Paris.
Over the following 12 months, a dozen cities will conduct their very own excessive warmth stress check with help from UNEP, the C40 Cities Local weather Management Group and the Metropolis of Paris, which already carried out such an train.
Operating by means of World Atmosphere Day 2026 and past, 50@50 brings collectively a neighborhood of cities dedicated to city warmth resilience, shifting from coping to revamp by means of peer-to-peer studying to ship for his or her residents’ wellbeing earlier than warmth emergencies strike.
The complete checklist of collaborating cities will likely be accessible on the World Atmosphere Day web site.