Tourism is also affected, with changes in seasonal activities. Warmer and shorter winters are making it harder to sell skiing and snowmobiling equipment, much less operate hills and trails. And more frequent heat waves, extreme rain events and vanishing fish populations are making summer events less predictable.

A decade since the Paris Agreement was signed in 2015, two big outstanding questions have delayed action: Who is responsible for climate change and who should pay?

In a landmark advisory opinion, the United Nations’ top court said countries could be in violation of international law if they fail to take measures to protect the planet from climate change, and nations harmed by its effects could be entitled to reparations.

International Court of Justice determines countries are responsible for corporate emissions and must cooperate to achieve concrete emission reduction targets.

According to two people familiar with the draft, it would eliminate the bedrock scientific finding that greenhouse-gas emissions threaten human life by dangerously warming the planet.

A recent report from the Public Policy Institute of California found additionally that 60% were very concerned, a remarkable increase from 47% last year.

Scientists at the Royal Botanic Gardens are testing ways to design gardens and help gardeners cope with current and future climate change

U.N. Secretary-General Antonio Guterres says money, not just science, makes the case for curbing climate change.