hea Flashcards
-is a group of people living or working in a place often share values, interests, ideas, culture, and identity.
community
essential for human health and well being
healthy environment
major environmental problem.it can be classified as air, water, and land pollution.
pollution
refers to the contamination of the air due to harmful gases from industries, vehicles, and agricultural areas and it is now the world’s larges single environmental health risk.
air pollution
refers to the contamination of bodies of water usually by human activities like the dumping of industrial wastes.
water pollution
is the contamination of the land or soil which is caused by dumping of solid of liquid waste matenals.
land pollution
Issues Related to Land
Pollution and their meanings
a. Improper Waste Disposal - waste that is improperly disposed of contaminated the soil, air, and water.
b. Land Degradation - this is the decline in the condition of the land because of deforestation, extreme weather conditions, and human activities.
lead to deforestation and loss of biodiversity in the land and aquatic life.
illegal mining
this is the movement of chemical pesticides from the intended place to another, cause by wind and ofther factors.
pesticide drift
clearing forests on massive scale results in the degration of the quality of the land. It is the result of widespread illegal logging, agricultural expansion, and land conversion for residential and commercial purpose.
deforestation
it is a form of pullution where oil or liquid petrol is released into the environment, either on land or body of water.
oil spill
human activities, directly and indirectly, contibute to degradation of coral reefs.
coral reef degradation
changes in the global climate cause a variety of health risks, ranging from altering patterns of infectious diseases to deaths in extreme temperatures.
climate change
