The advantages of remote sensing include the ability to collect information over large spatial areas; to characterize natural features or physical objects on the ground; to observe surface areas and objects on a systematic basis and monitor their changes over time;
We can look for it by using these tecniqes. •Seeing it in rocks (meteorites) •Seeing it gravitationally •Seeing it spectroscopically (remote sensing) •Seeing morphological features of it (remote sensing) •Seeing it (remote sensing)
Band ratio in remote sensing is a technique that involves dividing the pixel values of one band of an image by the pixel values of another band. This can enhance certain features or properties in the image, such as vegetation health or mineral composition, by highlighting the differences in spectral responses between the two bands. It is a common method used for image interpretation and analysis in various remote sensing applications.
There are a few field studies that sensing cannot put together. Some of the studies are space and earth.
In addition to remote sensing data, cartographers also use ground surveys, GPS technology, aerial photography, and geographic information systems (GIS) to collect data for making maps. These methods help ensure accuracy and provide additional layers of information that can be used for mapping purposes.
Remote sensing allowed for the collection of geographic data without physically being on the ground. This technology enables the capture of information about the Earth's surface from a distance, using satellites, drones, or aircraft. Remote sensing has made it possible to gather data over large areas quickly and efficiently, revolutionizing the way geographic data are obtained.
SONAR
Active remote sensing uses its own electromagnetic radiation and use microwaves. It maps areas hard to map.
The four types of remote sensing are passive remote sensing (detects natural radiation), active remote sensing (emits energy and measures its reflection), aerial photography (uses cameras on aircraft or satellites), and satellite imaging (capturing images from space using satellites).
Active remote sensing uses its own energy source to illuminate the target and measure the reflected signals, such as radar. Passive remote sensing relies on external energy sources, like the sun, and measures the natural radiation emitted or reflected by the target, such as with optical sensors.
remote sensing
RADAR
Remote Sensing Center was created in 2006-09.
Pakistan Remote Sensing Satellite was created in 2011.
Indian Institute of Remote Sensing was created in 1966.
Explain how the remote sensing satellites examined the earth from the space?
RADAR
RADAR