Climate at a Glance - 2021

As the climate has modeslty warmed, U.S. crop yields have set new records almost every year. The same is true for nearly all other nations.
Drought conditions in the United states have become less frequent and less severe as the climate has modestly warmed. Droughts have always occurred, and they always will. Drought data show recent droughts were less frequent and severe than the droughts of the early and mid-twentieth century.
Corals have existed continuously for the past 40 million years. They require warm water. The primary reasons for coral bleaching events include sediment and fertilizer pollution from nearby coastal lands, chemicals found in sunscreen, fertilizer and nitrogen loading from agriculture, and cold temperature events.