3. Energy Efficiency in Mitigating Climate Change
100 %
• Improvements in end-
use efficiency
80 %
contribute for more
Increased renewables in
power generation than 50 % of decrease
60 % Increased nuclear in power
generation
in emissions
Changes in the fossil-fuel
mix in power generation
• Use of renewables
40 %
Fuel switching in end uses contribute for 20% up
End-use efficiency gains to 2030
20 %
0%
World OECD Transition Developing
economies countries
Source: IEA, Energy Technology Perspectives
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4. Life Expectancies of World Reserves
Examples of Some Mineral Commodities
Mineral* 0% 2% 5%
Coal 216 84 49
Crude oil 44 31 23
Natural gas 64 41 29
Aluminium 202 81 48
Copper 28 22 18
Iron 132 65 41
* Life expectancy in years with three different primary production growth rates
Sources: Tilton (2002); US Bureau of mines (1977); US Geological Survey (2000a); US Geological Survey (2000b); American Institute (2000); BP
Amoco (2000); International Energy Agency (2000)
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5. Living Planet Report 2012 (1/2)
• Global ecological
footprint is about 1,5
times higher than
world’s biocapacity
• Global ecological
footprint has more
than doubled between
1961 and 2007
Source: Global Footprint Network, 2011 (Living Planet Report 2012)
6. Living Planet Report 2012 (2/2)
10 largest ecological footprints:
(country/person):
• Ecological footprint
1. Qatar (county/person)
2. Kuwait
3. United Arab Emirates • Finland 11st
4. Denmark
5. USA • Sweden 13rd and Norway 24th
6. Belgium
7. Australia • If everyone lived like an average
8. Canada
9. Netherlands resident of the USA, a total of four
10. Ireland
Earths would be needed to
regenerate humanity’s annual
demand of nature.
Source: Global Footprint Network (Living Planet Report 2012)
12. Green Office Step by Step
GO contract;
naming GO 1. Office inspection
contact person;
admission fee
Practical
implementation;
communication; Maintaining,
Forming GO team Annual
training; developing and
reporting
instructions; updating
monitoring
Assessment form Environmental
programme
Office inspection
(in head offices
every 3 years)
Actions,
Goals and targets coordinators,
timetables
Implementation of Green Office takes approximately 7-10 months Continuous improvement
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19. Heating Energy
• Impacts on environment
• Greenhouse gases cause by the production
• What can an office do in practice?
• Lowering of room temperature by 1ºC saves 5 % of heating energy
• No furniture in front of radiators
• Air-conditioning
• Timing air-conditioning
• Heat recovery systems
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