Region
- Africa 1 results
- Africa, East 1 results
- Africa, Southern 1 results
- Ahuriri River 1 results
- Ahuriri River Watershed 1 results
- Alabama 2 results
- Alaska 3 results
- Alberta 4 results
- Algeria 1 results
- Amazon River Region 1 results
- American Samoa 1 results
- Amundsen Scott South Pole Station (Antarctica) 1 results
- Amuri County 2 results
- Angola 1 results
- Antarctic Ocean 5 results
- Antarctica 47 results
- Appalachian Region 1 results
- Arab countries 1 results
- Arataki Nature Trail (Auckland, N.Z.) 1 results
- Arctic Archipelago 1 results
- Arctic Coast (Canada) 1 results
- Ashley River/Rakahuri Watershed 1 results
- Ashley State Forest 1 results
- Asia 7 results
- Atlantic Ocean 1 results
- Atmosphere, Upper 1 results
- Auckland 4 results
- Auckland (N.Z.) 4 results
- Auckland (Region) 12 results
- Aupouri State Forest (N.Z.) 1 results
- Australasia 1 results
- Australia 233 results
- Australia, Eastern 1 results
- Australia, Northern 1 results
- Australian Antarctic Territory 2 results
- Australian Capital Territory 3 results
- Austria 2 results
- Babinda 1 results
- Bakitimu Forest (N.Z.) 1 results
- Ban Chiang 1 results
- Ban Chiang (Udon Thani, Thailand) 1 results
- Bangladesh 1 results
- Banks Islands 1 results
- Bavaria 1 results
- Bay of Islands 4 results
- Bay of Plenty (Region) 4 results
- Beijing (China) 1 results
- Belgium 3 results
- Berwick State Forest (N.Z.) 1 results
- Blackball 1 results more…