Sec 2 Sustainable Environment Programme

Climate Changes

Theme: Climate Change

Details of the programme

Climate Change

Food

Energy

Recycling

Water

Think-pair-share In your pairs, discuss what you have

learnt about climate change in IS lesson Questions to be discussed

What is climate change? What causes climate change? How can we slow down climate change?

Climate Change (15 mins)

Video on Climate Change

Measurement of humanity’s demand on nature

The amount of land and water area a human population uses to provide all it takes from nature

What is an Ecological Footprint?

How many human footprints do you think it takes to produce a T-shirt, a pair of jeans and a pair of sneakers?

How much water do you think you need to wash the clothes you wear per year?

Trigger Activity

Log on to the website below and calculate your ecological footprints

http://www.footprintnetwork.org/en/index.php/GFN/page/calculators/

http://ecoguru.panda.org/#/home

Calculate your ecological footprints

Carbon footprintWhat is it?

Why do we need to reduce it?

Total amount of greenhouse gases produced (e.g. carbon dioxide, CO2) to directly and indirectly support human activities in a given time frame.

What is Carbon Footprint?

Carbon Emissions from public and private transport

Burning of fossil fuels to power energy plants

Direct Impact from Human Activities

Distance our food has to travel before it is consumed by us

Distance to deliver the clothes to us

Indirect Impact from Human Activities

Why is it important to reduce carbon footprints?

Carbon dioxide is a form of greenhouse gases.

Traps the heat on the earth leading to global warming and ultimately climate changes.

According to report by WWF (2012), Singapore is the top carbon emitter in Asia-Pacific

Thinking Question:Why do you think Singapore is the top carbon emitter in Asia-Pacific?

Turn off electrical appliances when not in use e.g. television, DVD player

Carbon footprints of common electrical appliacnces

How can we help to reduce carbon footprints?

Appliance kg CO2 per yearMicrowave

Oven39

Washing Machine

51

Electric Oven 91

Standard Light Bulb

63

Low Energy Light Bulb

11

Primary TV - Plasma

10

Turn down the water heating setting Fill washing machine with a full load Do weekly shopping in a single trip Fit energy saving light bulbs Take public transport / car pool Recycle Reduce consumption of meat

How can we help to reduce carbon footprints?

At the end of lesson, Write down one thing you will do to reduce the

carbon footprint

Pledge to