2015 – a record breaking hot year

Hot dry, field Photo by Brandon Weekes on Unsplash

With colleagues at the University of Reading, we performed a simple analysis to assess what factors played a role in this record heat, specifically the roles of greenhouse gas emissions associated with global warming, the natural climate oscillation known as El Niño, as well as solar activity and volcanic aerosols.

European heatwave, July 2015

Dry grass, Photo by Mat Reding on Unsplash

A team of international scientists says that it is virtually certain that the heatwave that stretched across much of Europe in early July was more likely to happen now than in the past due to climate change.