List of environmental topics (H)
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Environmental topics |
This is a list of environmental topics. They relate to the effect of human activity on the environment.
- habitat conservation (habitat protection)
- habitat destruction (habitat loss)
- habitat fragmentation
- Habitat II (UN conference) (in 1996)
- handkerchief
- hazardous material
- Hazardous Substances and New Organisms Act (HSNO) (in New Zealand)
- hazardous waste
- healthy city
- Healthy Forests Initiative (in the US)
- heat recovery ventilation
- (heat recycling, hot water: see) hot water heat recycling
- heavy industry
- herbicidal warfare
- herbicide
- (Hiroshima and Nagasaki bombings: see) atomic bombings of Hiroshima and Nagasaki
- historical ecology
- history of nuclear weapons
- hot water heat recycling
- Hubbert peak theory (peak oil)
- human ecology
- human feces
- (human population: see) world population
- human powered vehicle
- Human-powered transport
- Hunting Act 2004 (in the UK)
- (hydrochlorofluorocarbon [HCFC]: see) haloalkane
- (hydrofluorocarbon [HFC]: see) haloalkane
- hydrogen cycle
- hydrogen economy
- (hydrogen fuel cell: see) fuel cell
- (hydrogen fusion: see) nuclear fusion
- hydrogen highway
- (Hydrogen Outreach Program for Education [for the Department of Energy]) HOPE Curriculum (in the US)
- hypoxia (environmental) (oxygen depletion in the environment)
- (hypoxic zone) dead zone
