Three Trillion Trees: The Importance of Forests
In Three Trillion Trees: The Importance of Forests, host Radzi Chinyanganya discusses the importance of forests in regulating the planet’s climate by absorbing CO₂ and producing oxygen. The video explores how deforestation and climate change are interconnected, highlighting the role of trees as the "lungs of the Earth." Learn about the impact of human activities on forests and how protecting these ecosystems can help reduce CO₂ emissions. This video is excerpted from BBC’s My World, a program created for teenagers eager to learn more about the important stories shaping our world.
Lesson Express
Q: Why are the "lungs of the Earth" so important in regulating the climate?
A: Trees absorb CO₂ , a harmful greenhouse gas, and produce oxygen, which helps balance the planet’s atmosphere and reduce global warming.
Q: Why is it crucial to address deforestation in the fight against climate change?
A: Deforestation increases CO₂ levels in the atmosphere, which contributes to global warming and climate instability.
Q: What steps can individuals take to reduce their carbon footprint?
A: Student answers will vary. Students may suggest actions like reducing energy use, using public transportation, adopting plant-based diets, and supporting eco-friendly businesses.
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In The World’s Deserts: Heating Up, narrator Sir David Attenborough explains how Earth’s hottest temperatures have all been recorded in its deserts. The deserts are getting hotter more quickly than the global average. The shovel-snouted lizard adapts to the extreme heat by alternately lifting its feet from the hot ground, performing a kind of dance. This video is excerpted from BBC’s Planet Earth II, a breathtaking documentary series that highlights the natural wonders of our planet.