History 84
Maori 48
Māori 41
Land tenure 29
Environmental aspects 21
Geology 17
Kōrero nehe 17
Management 17
Planning 14
Wars 14
Government relations 13
Geology, Stratigraphic 10
Environmental policy 8
Land use 8
Tūpuna 8
Emergency management 7
Environmental protection 7
Pollution 7
Regional planning 7
Colonization 6
Control 6
Environmental monitoring 6
Forests and forestry 6
Geological carbon sequestration 6
Natural resources 6
Ngā Pakanga Whenua o Mua 6
Volcanic hazard analysis 6
Agriculture 5
Dairying 5
Genealogy 5
Groundwater 5
Harbors 5
Kāwanatanga 5
Land use, Rural 5
Law and legislation 5
Local government 5
Passive resistance 5
Water 5
Antiquities 4
Biography 4
Claims 4
Cogeneration of electric power and heat 4
Historic sites 4
Kings and rulers 4
Land settlement 4
Natural disasters 4
Natural gas 4
Pioneers 4
Social life and customs 4
Te Āti Awa (Maori people) 4
Water quality 4
Women 4
Wood-carving, Maori 4
Botany 3
Coal 3
Dairy farming 3
Description and travel 3
Economic aspects 3
Education 3
Evaluation 3
Excavations (Archaeology) 3
Factory and trade waste 3
Family 3
Folklore 3
Foraminifera, Fossil 3
Gas-turbine power-plants 3
Hill farming 3
Human rights 3
Immigrants 3
Indexes 3
Industries 3
Maori language 3
Maps 3
Mental health laws 3
Missionaries 3
National parks and reserves 3
Ngā Ruahine (New Zealand people) 3
Pakanga 3
Pakiwaituhi 3
Paleontology, Stratigraphic 3
Pesticides 3
Pests 3
Petroleum industry and trade 3
Politics and government 3
Reorua 3
Services for 3
Social conditions 3
Taipūwhenuatanga 3
Taranaki 3
Tohunga whakairo 3
Trials, litigation, etc 3
Volcanoes 3
Water conservation 3
Water-supply 3
Whenua raupatu 3
Agricultural pests 2
Agricultural pollution 2
Agricultural wastes 2
Analysis 2
Archaeological surveying 2