Coal power is one of the main causes why greenhouse gas emissions have risen at an unprecedented rate over the last 10 years. We can cut emissions using wind power, solar heat and power, highly efficient building shells and electric vehicles.
It is well known that polar bears accumulate alarmingly high concentrations of PCBs and other pollutants. It is now discovered that also Greenland sharks have contaminants in their bodies. The long-term effects remain unknown.