remote sensing process

The cameras used on Landsat satellites are extremely complex. They use a process called remote sensing, in which the cameras scan the earth to look for different patterns of radiatio..

Remote Sensing - The cameras used on Landsat satellites are extremely complex. They use a process called remote sensing, in which the cameras scan the earth to look for different patterns of radiation. The Landsat cameras view the earth both in visi..

can be defined as obtaining information about an object by observing it from a distance and without coming to actual contact with it. Infact when we see an object and understand what it is, our eye is sensing that object remotely. This is a broad definition. But we generally us..

Communication Systems..

India had abundant forest cover in ancient times. But increase in population, lack of foresight and indiscriminate felling of trees has greatly reduced the forest cover. Remote sensing surveys have shown that at present the forest cover is only 14..

In this process semen is collected from a bull of desirable breed and stored at freezing temperature. This semen is injected into the vagina of cows during the period of heat of the animal, for fertilization. This method has many advantages: As many as 3000 cows can be fertilized by th..

Pollution is caused by almost all activities of human beings, either directly or indirectly. Use of mosquito repellent, use of cooking gas, use of diesel / petrol, use of detergent, passing of urine, throwing away wastes, use of pesticides, establishment of a factory or a hospital or a hostel..

Before all the branches of science were clubbed together under the nomenclature 'Natural philosophy', under which all observations of subjective nature were being carried out and spirit of enquiry was almost non-existent, we were satisfied with simple explanations. The subjective interpretation inc..

The Sun radiates energy in the form of heat and light. We utilize these forms of energy either directly or indirectly, after conversion into some other forms. Utilization of solar energy in various ways is as represented. Besides the primary role of the Sun's energy, it is now believed that elemen..

Advantages of Using Solar Cells - It is present in abundance They have no moving parts and hence require little maintenance and work quite satisfactorily without any focusing device It does not cause any environmental pollution like the fossil fuels and nuclear power Solar cells last a longer time ..