Climate

climate

2017 was a hot year globally, ranking among the warmest years on record despite not being driven by an El Niño. Multiple lines of evidence show that above-average temperatures...

climate and weather

In Miami, winter is best understood as the cooler, drier stretch of the year rather than a dramatic seasonal shift. Because Miami sits in South Florida with a tropical climate,...

weather

The last notable snow in Miami occurred on January 19, 1977, when a rare cold-air outbreak allowed measurable snowflakes to reach the city. This event remains the only confirmed...

Science

The four seasons—spring, summer, autumn (fall), and winter—follow a yearly cycle driven by Earth’s tilt and orbit. Each season brings distinct patterns of temperature, day...

general

The four seasons—spring, summer, autumn (fall), and winter—result from Earth’s tilt on its axis and its orbit around the Sun. This tilt causes different hemispheres to rec...

climate-weather

Yes, but not in the way many people expect. Hawaiʻi never experiences snow at sea level and winters are mild compared with most U.S. mainland locations. What changes across the...

climate

Greenland’s ice sheet is the second largest body of ice on land after Antarctica, holding enough frozen water to raise global sea level by about 7 meters if it all melted. Eac...

environment

The United States carbon footprint represents the total greenhouse gas emissions caused by U.S. energy use, industry, agriculture, land change, and consumption, expressed as car...