Thursday, November 12, 2015

Parts Of An Ecosystem :

Community : All the population that live in an ecosystem at the same time.

Population : A group of organisms of the same kind living in the same place.

Habitat : A place where plants and animals lives.

   

        

What Is An Ecosystem ?

1-Ecosystem is a system of living things that interact

with each other and with the physical world.

2-An ecosystem is formed by the interactions between

all living and non-living things.

3-An ecosystem can be as large as the Sahara Desert,

or as small as a puddle.

4-Ecosystems are more than just the organisms they

contain.

5-Geography, weather, climate and geologic factors also

influence the interactions within an ecosystem.

6- Ecosystem has different parts.

     

Tuesday, November 10, 2015

Characteristics Of Natural Resources :

The natural resources of our planet earth are



What is environmental engineering?



What Is Environmental Engineering ?

 It is the application of science and engineering to improve air, water and land for human habitation and for other organisms. It can also be described as a branch of science and technology in which the problems of energy preservation, production asset and control of waste from human and animal activities are addressed.

The principal environmental engineering specialties are air-quality control, water supply, wastewater disposal, stormwater management, solid-waste management, and hazardous-waste management. Other specialties include industrial hygiene, noise control, oceanography, and radiology.

What Is Environment ?

1-The natural environment, encompasses all 

living and non-living things occurring naturally 

on Earth or some region.


2-The surroundings or conditions in which a 

person, animal, or plant lives or operates.


3-In engineering, a system is the part of the 

universe that is being studied, while the 

environment is the remainder of the universe 

that lies outside the boundaries of the system, 

known as the surroundings.