Brown skies over Europe and North America from Canadian wildfires and record “hot” North Atlantic seas are signs that we have reached a new level of climate risk — one that threatens the well-being of nearly everyone on Earth. Threats described in stark terms by the United Nations and by scientific and foreign affairs experts were underscored by global average surface temperatures briefly passing 1.5 degrees Celsius, a threshold for intensified danger, in early June.Brown skies over Europe and North America from Canadian wildfires and record “hot” North Atlantic seas are signs that we have reached a new level of climate risk — one that threatens the well-being of nearly everyone on Earth. Threats described in stark terms by the United Nations and by scientific and foreign affairs experts were underscored by global average surface temperatures briefly passing 1.5 degrees Celsius, a threshold for intensified danger, in early June.