English

1. Contamination

1.1. Air Pollution

1.1.1. Global warming

1.1.1.1. Really a problem?

1.1.2. Acid rain

1.1.3. Cars and planes - exhaust fumes

1.1.4. Coal fuel

1.2. Rubbish

1.2.1. Plastic and metal containers

1.2.2. Used batteries

1.3. Water pollution

1.3.1. Oil spills

1.3.2. Fishing lines

1.3.3. Raw sewage

1.4. Natural causes - volcanoes...

2. Solutions

2.1. Alternative energy

2.2. Alternative transport

2.3. Alternative farming

2.4. Recycling

3. Political attitudes

3.1. Europe and America

3.1.1. Too late to change?

3.1.2. Political leaders change

3.2. China and India

3.2.1. Growing affluence -new materialism

4. Effects

4.1. Google Docs

4.2. Google Sheets

4.3. Google Classroom

4.4. Google Slides