Rising sea-level risk: can’t know when or how much

Melting polar glaciers are main contributors to rising sea level. The melting process is highly non-linear and thus inherently unpredictable At least since the 1800s, world sea levels have been rising gradually but at a slowly accelerating rate. Since in …

Has an abrupt methane spike started?

In a new Nature News article scientists consider a dangerously fast rise in atmospheric methane (= methane spike) from natural rather than human sources The physical observations in this article present us with a very important choice, accept the evidence …