Ngā kaupapa kua whakahuatia i roto i tō rapu.
Hydroelectric power plants
34
Law and legislation
8
Environmental aspects
6
Water resources development
5
Dams
4
Design and construction
3
Water-power
3
Watershed management
3
Economic development projects
2
Environmental conditions
2
Environmentalism
2
Licenses
2
Power resources
2
Rivers
2
Social aspects
2
Water
2
Water rights
2
Aquatic ecology
1
Architecture and energy conservation
1
Art, New Zealand
1
Artists
1
Building-integrated photovoltaic systems
1
Claims
1
Development
1
Ecofeminism
1
Ecology
1
Economic aspects
1
Economic assistance, British
1
Electric batteries
1
Electric power production
1
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1
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2
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3
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4
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5I whakaputaina 2003iPukapuka
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6I whakaputaina 2020iPukapuka
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7
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8
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9iPukapuka
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10
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11I whakaputaina 2018iPukapuka
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12
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13iPukapuka
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14
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15
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16I whakaputaina 2017iHautaka
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17
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18
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19
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20I whakaputaina 1971iPukapuka