A well illustrated and detailed presentation about Global Warming.
- An easy to understand explanation of 'the green house effect'.
- The causes of global warming.
- What Earth's atmosphere would be like with/without CO2.
A well illustrated and detailed presentation about Earth's oceans.
Information include some unknown facts, life inside the ocean, and how they are affected by the human species.
Very suitable for teaching as a subject alone, or as material for a