BBC Learning Zone Clips

CLIP 1490

Evidence of climate change

Evidence of climate change
Key Info
  • Evidence of climate change
  • Duration: 03:01
  • An introduction to the use of tree rings, ice cores and glacial activity as evidence of climate change. Two main pieces of evidence for climate change are discussed; the effects of temperature on tree ring widths over the short term and ice cores as evidence of longer term fluctuations. It suggests continental drift has a part to play over the longest time scales.
  • Subject:



    Climate Change

  • Keywords: climate change, tree rings, ice cores, continental drift, plate tectonics, glaciation
Ideas for use in class
  • Mainly as an introduction to two main pieces of evidence for climate change but the latter part could also be used to introduce the concept of continental drift.
Background details
  • Clip language : English
  • Aspect ratio : 16x9

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