Series 23
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34. Air Pollution: What You Need to Know - Tonight
Joe Crowley investigates what is being done to tackle the problem of air pollution.
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33. Britain's Hidden Killer - Tonight
Tonight shines a spotlight on the deadliest common cancer - pancreatic cancer.
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32. Repair or Replace? Britain in a Fix - Tonight
Chris Choi meets the repairers who want to give our electronic waste a new lease of life.
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30. Energy Bills: Counting the Cost?
Jonathan Maitland examines the UK energy crisis and what we can do to keep costs down.
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29. What's Really in Our Food? Tonight
Do we really know what we're putting on our plates? Helen Skelton investigates.