Environmental performance reporting

Sustainability Report 2005-2006

Department of the Environment and Water Resources, 2007

Parks Australia Environmental Performance

Greenhouse Gas Emissions

EN8: Greenhouse gas emissions

Goals 2005-06
Performance 2005-06 and trends

All parks have a system for the collection of greenhouse gas emissions, though these are not yet standardised or comprehensive. Total greenhouse gas emission from energy and transport use was 6945 t CO2-e (tonnes of carbon dioxide equivalent) in 2005-06. This is an increase of 1835 tonnes or 36% from 5110 tonnes in 2004-05.

The combustion of automotive diesel in vehicles and for electricity generation was the greatest contributor, generating 3787 t CO2-e. This is higher than that reported last year as it includes power generated at Uluru for the Mutitjulu community.

Of all purchased electricity, a total of 2566 t CO2-e was produced across all parks through use of electricity in offices, laboratories and other park buildings. The combustion of automotive diesel in vehicles contributed approximately 1108 t CO2-e.

Natural gas consumption was responsible for 373 t CO2-e, while petrol consumption was responsible for 177 t CO2-e during 2005-06. LPG and avgas (including AVT) use in the parks contributed least to the total of greenhouse gas emissions produced across all park activities, with emissions of approximately 39 and 25 t CO2-e respectively.

Table 1: Parks greenhouse gas emissions 2005-06 by site and source activity
Site Total GHG tCO2e 2005-06 Stationary sources (tonnes of CO2-e) Transport sources (tonnes of CO2-e) Waste to landfill (tonnes of CO2-e)
Purchased electricity Generated electricity Natural gas LPG Diesel Petrol Avgas Avtur
Australian National Botanic Gardens 1878.046 1444.14 0 373.41 0 13.19 16.85 30.456
Booderee National Park 694.34 274.26 0 0 12.54 230.73 47.21 129.6
Christmas Island National Park 169.34 90.0 0 0 0 75.36 3.98 No data
Kakadu National Park 2584.48 729.06 1132.63 0 0 597.17 102.01 23.61 No data
Norfolk Island National Park and Botanic Garden 27.77 10.32 0 0 0 13.77 3.68 No data
Pulu Keeling National Park 36.66 18.67 0 0 0 15.00 2.99 No data
Uluru-Kata Tjuta National Park 634.66 449.36 0 21.27 162.73 0 1.3 No data
Mutitjulu community 919.94 919.94
Total 6945.236 2566.44 2501.92 373.41 39.45 1107.95 176.703 23.61 1.3 160

In terms of emissions shares, see the following charts:

Figure 1: Parks greenhouse emissions by source, 2005-06

Figure 1: Parks greenhouse emissions by source, 2005-06

Figure 2: Parks emissions by site, 2005-06

Figure 2: Parks emissions by site, 2005-06
Commentary

The data indicates that Kakadu, the ANBG, the Mutitjulu community and Uluru are the top four greenhouse gas- producing sites for Parks. Electricity purchase, generation and vehicle diesel use are the top three actions. The figures above are understated, due to the absence of data from some sites, especially on waste to landfill.

Goals 2006-07

Key

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