How much of the ocean is affected by climate change?

How much has the ocean temperature changed?

The average global sea surface temperature has increased about 1.5oF since 1901, an average rate of 0.13oF per decade. The average global sea surface temperature has been consistently higher during the past three decades than at any other time since reliable records began in 1880.

Does the temperature of the ocean change over time?

Sea surface temperature increased during the 20th century and continues to rise. From 1901 through 2020, temperature rose at an average rate of 0.14°F per decade (see Figure 1).

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