Topics for Climate Change Talks 3 to 6...

The third talk is on 17th February and will cover the following:

The Atmosphere – structure and composition
Pressure
The greenhouse effect
Greenhouse gases
Carbon Dioxide, Methane, Nitrous Oxide, Water Vapour
Aerosols, Ozone, CFCs
Global Carbon Cycle
Global Water Cycle

The fourth talk is on 24th February and will cover the following

Clouds and their characteristics
Role of clouds in Climate control
Distribution of Solar energy on the Earth
Air circulation
Jet Streams

The fifth talk is on 3rd March and will cover the following

The Oceans
Ocean currents
The Gulf Stream
Ocean Life
Dead zones in oceans


The sixth talk is on 10th March and will cover the following

Photosynthesis
Oceans are getting more acidic
pH as a measure of acidity
Destruction of coral reefs
Biodiversity
El Nino