This result is often called pollution, however this gives the impression that the action is accidental. Biological and chemical attacks by military forces (biochemical warfare) also meet the criteria as do purposeful venting of toxic materials waste dumping) due to economic considerations at industrial sites. Lesser amounts of these types of material are also released from paint drying and carpet off gassing as well as automotive and home heating exhasts.
pollution
The harmful effects of materials that are invented by technology are materials that are not biodegradable. This is because the materials are synthetic materials and cause destruction to the environment.
Toxic materials is a general description of anything which is poisonous or harmful to man, animals, plant life or the environment.
pollutions or pollutants
Human activity is the greatest harm to the environment. Human activities such as driving cars and industrial production are harmful to the environment.
Cleanliness, no drugs, no harmful activities like gangs.
visual exposure
Visual exposure
Garbage and trash are harmful to the environment. Garbage and trash can emit methane gasses into the atmosphere, and cause illnesses to those that come into contact with these materials.
Conditions that make material harmful is that when it is used for harming/destroying/killing/polluting the environment and the people.
The examples of the ways of controlling or preventing harmful effects of human activities to the environment are: Disease Control Program Proper Hygiene Proper Disposal Planting Trees Pollution Control Recycling
reduce means to use less harmful materials towards the environment. by:noor