Warming waters are decreasing oxygen in the oceans, creating dead zones for marine plants and animals.
Excessive carbon emissions are worsening the ocean's health.
Sea level rise is causing more coastal flooding in the U.S. See how many floods have a human fingerprint in these cities.
The annual Arctic sea ice minimum extent has been below average every year since 2002.
Climate change has delayed the date of the annual Arctic sea ice minimum.
Atlantic buoys have warmed 2°-4°F in the last 30 years.
The average number of major hurricanes has increased in the Atlantic basin since the 1970s.
September 10 marks the statistical peak of the Atlantic hurricane season.