A gradual increase in the overall temperature of the earth’s atmosphere generally attributed to the greenhouse effect

The condition of the environment becoming unfit for the survival of all living organisms.

the bodies of water become dirty and unfit for drinking, washing, bathing, andsurvival for both aquatic plants and animals

 occurs when wastes produced by natural andman-made sources mix with the air.

thes haking of the surface of the Earth resulting from a sudden release of theenergy in the Earth’s lithosphere that creates seismic waves.

the cutting down and burning of trees and plant growth in an area for cultivation purposes. Kaingin is a Filipino word that means clearing. Known as swidden farming in other countries, it is a traditional but destructive agricultural system practiced in many parts of the globe.

 is a waste treatment process that involves thecombustion of organic substances contained in waste materials. Incineration ofwaste materials converts the waste into ash, flue gas and heat.

an undesirable condition where the number of existing human population exceeds the carrying capacity of Earth. It is caused by number of factors. Reduced mortality rate, better medical facilities, depletion of precious resources are few of the causes which results in overpopulation.

the permanent removal of trees to make room for something besides the forest. This can include clearing the land for agriculture or grazing, or using the timber for fuel, construction, or manufacturing.

one of the key components in the waste management system. It is the process of converting waste materials into new materials and objects.

To make something smaller or use less, resulting in a smaller amount of waste. Waste reduction simply means reducing the things that we use and only consume what is necessary.

a method or a practice of using something again. 

means taking energy or material from wastes that cannot be use anymore

fixing or restoring broken items to be used again.