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  1. Climate change hero image Weather and climate are not quite the same. So what is weather, and what is climate?
  2. Climate change is a large-scale, long-term shift in the planet’s weather patterns or average temperatures Climate change is a large-scale, long-term shift in the planet's weather patterns or average temperatures. Earth has had tropical climates and ice ages many times in its 4.5 billion years. So what's happening now?
  3. 4.0 Earth & sun hero Delivering world-leading science

Climate guide

Find out about climate, climate change and climate science in our climate guide

The following pages include information around what climate is and what influences it, as well as how and why our climate is changing. You can also read about the work we undertake, both in the UK and internationally, to help prepare for future changes.

If you would like to find out more about the climate services we provide, including Climate Service UK, you can do so on the Climate services section of our website. For more in-depth information about climate research go to our Research web pages.

The Met Office also holds national and regional climate information for the United Kingdom in our UK climate webpages. Digitised records for the whole country date back to 1910 and data for the Central England Temperature record dates back to 1654 - the world's longest instrumental record.

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