The rate Earth is warming hit an all-time high in 2023 with 92% of last year's surprising record-shattering heat caused by humans, top scientists calculated.Related stories:Cebu braces for ‘hottest’ month, heat index to become ‘dangerous’Heat index in Cebu reaches 40°C on Sept. 6, Pagasa urges public to stay hydratedThe group of 57 scientists from around the world used United Nations-approved methods to examine what's behind last year's deadly burst of heat.
The report also said that as the world keeps using coal, oil and natural gas, Earth is likely to reach the point in 4.5 years that it can no longer avoid crossing the internationally accepted threshold for warming: 1.5 degrees Celsius .That fits with earlier studies projecting Earth being committed or stuck to at least 1.5 degrees by early 2029 if emission trajectories don't change. The actual hitting of 1.