Carbon Dioxide

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Across
  1. 3. Which is the most carbon intensive fossil fuel we can burn?
  2. 4. This process in plants converts CO2 and water into glucose, releasing oxygen as a byproduct.
  3. 5. This Swedish teenager became a global phenomenon after her climate strike against the Swedish parliament.
Down
  1. 1. Carbon footprint is measured in ?
  2. 2. This is the solid form of carbon dioxide
  3. 3. Which country has the highest Carbon footprint in the world?