CHAP 4 Environment sustainability

Question 1

4,1 Environmental Sustainability

Green technology meaning

Answer 1

Green technology is the development and application of products , equipment and systems used to conserve the environment and nature, as well as minimising and reducing the negative effects of human activities

Question 2

4,1 Environmental Sustainability

Importance of green technology

Answer 2

• Reduce pollution
• Improve the quality of health and life
• Conserve the natural resources

Question 3

4,1 Environmental Sustainability ( Relating energy efficiency to green t

Energy effiency info

Answer 3

Energy Efficiency is given priority to the efforts to reduce the amount of energy utilised to provide products and services

Question 4

4,1 Environmental SustainabilityRelating energy efficiency to green tech

Four main pillars

Answer 4

Energy - promoting energy efficiency and seeking energy independence
Environment - minimising negative effects and conserving the environment
Economy - enhancing the country’s economy through the use of technology
Social - improving the quality of life for all

Question 5

4,1 Environmental Sustainability

Benefits of promoting the use of Green technology

Answer 5

• Save energy
• Reduce waste generated
• Develop the economy of the country

Question 6

4,1 Environmental Sustainability (sectors in green technology)

Energy Sector

Answer 6

• Focuses on the use of a cleaner and carbon free alternative energy that can replace the use of fossil fuels.

Question 7

4,1 Environmental Sustainability (sectors in green technology)

Argiculture and Forestry Sector

Answer 7

• Focuses on controlling the rate of carbon dioxide in the air through agriculture and forestry.

Question 8

4,1 Environmental Sustainability (sectors in green technology)

Transportation Sector

Answer 8

• Focuses on the improvement of a cleaner transportation infrastructure, vehicle fuel and public transportation.

Question 9

4,1 Environmental Sustainability (sectors in green technology)

Waste and Wastewater Management Sector

Answer 9

• Focuses on minimising waste disposal and wastewater into the environment by converting waste or wastewater into something new such as compost.

Question 10

4,1 Environmental Sustainability (sectors in green technology)

Building Sector

Answer 10

• Focuses on Green Building Construction which emphasizes good quality aspects of environmental and building care, efficient use of energy and water, and good solid waste management.

Question 11

4,1 Environmental Sustainability (sectors in green technology)

Industrial and Manufucturing Sector

Answer 11

• Focuses on the energ efficiency and energy management progammes to reduce the negative effects of the greenhouse effect, haze and acid rain

Question 12

4,1 Environmental Sustainability (sectors in green technology)

Information and Communications Technology (ICT) sector

Answer 12

• Focuses on the practice of green ICT in the manufacturing, design, use and disposal of computer equipment.

Question 13

4.2 Energy sector

Socio-scientific issues

Answer 13

• open problems that r controversial social issues related to science

Question 14

4.2 Energy sector

Socio-scientific issues related to the environment

Answer 14

• Global warming
• Air pollution
• Water pollution
• Deforestation
• Indiscriminate waste disposal

Question 15

4.2 Energy sector

Socio-scientific issues in the energy sector

Answer 15

• The burning of fossil fuels causes extreme climate changes that lead to long draughts and various disaster
• also produces green house gases such as carbon dioxide in large amounts and this causes global warning to become increasingly critical
• the use of non renewable energy sources such as petroleum, coal and natural gas increases each year according to the needs of the countries around the word.
• If this continues, it would not be long b4 fossil fuels r depleted

Question 16

4.2 Energy sector

Applications of Green Technology to Overcome Socio-scientific issues in the energy sector

Answer 16

2 aspects in this topic is :
1. how energy is produced or supplied
2. effiency in usage and distribuion of energy produced

Question 17

4.2 Energy sector Overcome Socio-scientific issues in the energy sector)

Use alternative energy resources

Answer 17

• Wind energy - clean energy source that can replace fossil fuel in the future
• Hydro energy - one of the main energy sources in the world to generate electricity
• Solar energy - renewable energy source that has potential to be developed as Malaysia gets enough sunlight thru out the year
• Geothermal energy - depends on geographical factors

Question 18

4.2 Energy sector Overcome Socio-scientific issues in the energy sector)

Improve effiency in usage and distribuion of energy produced

Answer 18

• Energy Efficient Label - Symbol that assists consumers to identify the energy efficient electrical appliances
• Energy saving campaign - Encourage practices such as switching o electrical appliances which r not in use