Àmbit geogràfic
- United States 11 results
- New Zealand 6 results
- Antarctica 3 results
- Great Britain 3 results
- Soviet Union 3 results
- Arctic regions 2 results
- Australia 2 results
- Canterbury (N.Z.) 2 results
- China 2 results
- Russia (Federation) 2 results
- Australian Antarctic Territory 1 results
- Brazil 1 results
- Cabora Bassa Dam, Mozambique 1 results
- Canterbury 1 results
- Egypt 1 results
- Europe 1 results
- European Union countries 1 results
- Germany 1 results
- Hong Kong 1 results
- Hong Kong (China) 1 results
- Hungary 1 results
- India 1 results
- Iraq 1 results
- Japan 1 results
- Kaikoura 1 results
- Latin America 1 results
- Malaysia 1 results
- Mozambique 1 results
- Northwest Territories 1 results
- Ontario 1 results
- Polar regions 1 results
- Punjab 1 results
- Punjab (India) 1 results
- Rwanda 1 results
- Southeast Asia 1 results
- Waikato 1 results
- Waikato (N.Z.) 1 results
- Waikato River (N.Z.) 1 results
- Walpole Island (Lambton) 1 results
- Walpole Island (Lambton, Ont.) 1 results