Past Patterns of Climate Change
Changes in the global climate
- Climate change is large-scale, long-term changes in the average temperatures and weather patterns
- The global climate conditions of the Earth change over time leading to colder and warmer periods
- The last 2.6 million years are the Quaternary period when there have been 60 cold periods and warmer interglacial periods
- The last ice age ended approximately 25,000 years ago
Ice core data: changes in temperature over the last 11,000 years
Ice core data: changes in temperature over the last 11,000 years