List of environmental topics (P)

This is a list of environmental topics. They relate to the effect of human activity on the environment.

P

*Pacific Marine Environmental Laboratory (PMEL)
*(paleowater) fossil water
*Palestinian Environmental NGOs Network
*(paper pulp: see) pulpwood
*(paper recycling: see) recycling
*paper shredder
*paper towel
*paperless office
*parametrization (climate)
*Paraquat (a herbicide)
*partial zero-emissions vehicle (PZEV)
*particle radiation
*particulates (particulate matter) (PM)
*passenger pigeon (extinct bird)
*passive solar (heating)
*peak food
*peak grain
*(peak hour) rush hour
*peak mayhem
*(peak oil: see) Hubbert peak
*peak water
*pebble bed reactor
*Percy Schmeiser (farmer)
*permaculture
*permanent crop
*permeable paving
*(permissive waste: see) waste (law)
*Persistent Organic Pollutant (POP)
*pest (animal)
*pest control
*pesticide
*pesticide misuse
*pesticide poisoning
*pesticide side effects
*pesticide toxicity to bees
*(petrol tax) fuel tax (gasoline tax) (gas tax) (fuel duty)
*(photopollution) light pollution (luminous pollution)
*phytotreatment
*Pigovian tax (see under Pollution taxes)
*pioneer plant
*pioneer species
*planetary boundary layer
*planetary ecosynthesis
*planetary engineering
*planetary protection
*(planned city: see) new town (planned community) (see also list of planned cities)
*planned obsolescence
*(plastic bag: see) plastic shopping bag
*plastic bullet (plastic baton round)
*(plastic electronics) organic electronics
*plastic goods
*plastic mulch
*plastic recycling
*(Plastic Recycling Code: see) resin identification code
*plastic shopping bag
*plastic wrap (cling-film)
*point of no return (a topic in social psychology, with environmental relevance)
*(political ecologist: see) Green politics
*political ecology
*pollinator decline
*pollutant
*Polluter Pays
*polluter pays principle
*(polluting emission: see) emission
*pollution
*(pollution credit: see) emissions trading
*(pollution pump: see) exhaust gas recirculation (EGR)
*polychlorinated biphenyl (PCB)
*polyculture
*(polyester recycling: see) Recycling of PET Bottles
*polymer chemistry (macromolecular chemistry)
*polymer clay
*polymer degradation
*polymer solar cells
*(polyphagy: see) phagy
*polystyrene (see under Dangers and Fire hazard)
*(polytetrafluoroethylene) (PTFE) teflon (see especially under "Toxicity")
*polyvinyl chloride (PVC)
*POP Air Pollution Protocol (Protocol to the 1979 Convention on Long-Range Transboundary Air Pollution on Persistent Organic Pollutants)
*population (see also)
**list of countries by population
**list of countries by population (graphical)
**list of the most densely populated administrative units in the world
**List of the most populous country subdivisions
*population control
*population decline
*population density
*(population explosion: see) overpopulation
*population growth (see also list of most populous nations by 2025)
*population growth rate
*population process (including environmental and ecological applications)
*population size
*population statistics
*(population time bomb: see) overpopulation
*population transfer
*population viability analysis (PVA)
*post-industrial economy
*post-industrial society
*post-consumer waste: see) recycling
*precautionary principle
*preservationist
*(price of Earth) value of Earth
*Property and Environment Research Center (PERC)
*protected area