Word Count : 1158

---

Remote sensing is a critical component of geoinformatics and plays a significant role in disaster management by providing timely, accurate, and repetitive data of the Earth’s surface. The remote sensing process involves acquiring information about objects or phenomena without making physical contact with them. It is widely used for environmental monitoring, natural hazard detection, and post-disaster assessment. The remote sensing process is composed of several steps: energy source, radiation and atmosphere, interaction with the target, recording of energy by the sensor, transmission and reception, and data processing and analysis. These steps help in acquiring and interpreting remotely sensed data for informed decision-making during all phases of disaster management. 1. Energy Source or Illumination The first step in the remote sensing process is the availability of an energy source. Most remote sensing systems depend on sunlight as a natural source of electromagnetic energy, although active sensors like RADAR and LiDAR generate their own energy. The electromagnetic radiation from these sources travels through the atmosphere and interacts with objects on the Earth's surface. The type of energy source and its properties (wavelength, intensity, and coherence) determine the effectiveness of remote sensing. 2. Radiation and the Atmosphere As electromagnetic energy travels from its source to the target (and back to the sensor), it interacts with the atmosphere. This interaction involves absorption, scattering, and refraction. Atmospheric interference, such as clouds, dust, and water vapor, can distort the signal and affect data quality. Different wavelengths are affected differently by atmospheric particles; for example, shorter wavelengths (such as ultraviolet) are more susceptible to scattering than longer wavelengths (like infrared and microwave). 3. Interaction with the Target When electromagnetic radiation strikes an object or surface, it interacts in various ways. The radiation may be absorbed, transmitted, ______ ____ ____ _____ __________ ______ _______ ________ _______ _____ ____ _______.
_________ _________ ____ ____ __________ __________ _______.
___ __________ _________ _________ ________.
______ _______ __________ _______ __________ ______ ___ _________ _______.
_________ _______ ____ _____ ______ ______ _______ _________ _______.
_________ ___ _______ ____ _______ ___ ________ ______ _______ ______.
___ __________ ___ _______ ____ __________ ________ ____ __________ ________ ____ __________.
_____ _________ _____ ___ _________ ____ __________ _____ _______ ________ ___.
_________ _____ ______ _______ _________ ________.
_________ _________ __________ _______ _____ __________.
_____ ______ _______ ___ ______.
_________ ______ _______ _______ ________ __________ __________ _________.
______ ___ _________ _____ __________ ________.
___ __________ ________ ________ __________ ______ ________ _________ __________ ________.
__________ _____ __________ ____ ______ ____ __________ _________ ______ ___.
________ ______ _____ _______ ____.
________ ________ ______ ________ _________ __________ _______ _________ _______ ___ _______.
______ _______ _____ ______ ____ _____.
_________ ______ ____ ______ ________ _____ ___.
___ _____ _______ __________ _____ _________ _______ ___ _______ ________ _________ _________.
______ __________ _________ __________ ________ __________ ____ ___ _____.
_________ _____ _________ ________ _____ ____ ______ _____ ____.
______ ________ ___ _______ ____ ______ ___ ____ ___ ___ ____ ___.
____ __________ ______ __________ ____ ______ ___ ____ ________.
___ ____ __________ ________ _____ ______ _________ ________ ___ _________ _________.
____ _________ _______ ___ ___ ________ _______ ______ _________ __________.
________ _____ ___ ______ _______ _____ ___.
______ _______ ____ _______ ______.
_______ _________ ________ _______ __________ ____ _________ _________ __________ _______ _____ ______.
_______ ____ ______ _________ ___ _______ _______ _________ _________ _____ _________ ___.
__________ ___ __________ ________ ___ _____ ____ _____.
_______ _______ ________ ____ ___ ________ _______ ________ __________ ______.
________ ______ _________ ________ ______ _____ _______ _____ ______ ______ ______ __________.
_______ ___ ____ _____ _____ _______.
__________ _________ ____ ______ ___ _____ _________.
_____ ____ _______ _____ _______ ___ _____.
____ __________ ___ _____ _______ _________ _________ __________ __________ _________.
_______ ______ ___ __________ _____ ______ ____ ______ __________ _______ ______.
_____ _______ __________ ______ _________ __________ ______ _______.
________ ___ _______ _____ __________ ______.
____ _________ _________ ___ __________ _______ ________ _____ _________ _________ _________ __________.
___ _____ ___ ______ ____ ____ ________ _________ ________.
_______ ______ ________ _________ ____ ________ _______ _________ ____ _______ _______.
__________ _____ ___ ____ ______ ______.
_______ __________ _____ __________ ________ ___ ___ __________ ____.
______ ________ _____ _______ ____ __________ ___ __________ ______.
________ ________ ____ _______ _______ _______ ___ ________.
_________ _____ _______ __________ ___ _________ _______ ________ _____.
_____ ____ _______ _______ ________ ___ _______ __________ ______ ______.
____ _____ _______ _____ _____ _________ ___ ___ ___.
______ _____ ______ ____ ______ _____ ________ ___ _____ ______ ____.
__________ _______ ________ ___ ____ ________ ______ ______ ___ ______ ___.
_______ _______ _________ ______ ______ _________.
________ ____ _________ ___ ______ ____ ______ ______ __________ __________ ______.
__________ _________ ______ ____ __________ _________.
_______ ____ _____ ___ _______ ___.
____ _________ ________ _________ ______ __________ ______ ______ __________ __________ _______ ________.
_________ _______ _________ __________ _______ ____ ____ _________.
_______ ______ __________ __________ ________.
_______ ________ _________ ____ ______ _________ _____ ____ ___ _____ _________.
_________ ________ _____ _________ _______ _________ ____ ___ ______.
____ ______ _______ _______ ___ _______.
_________ _______ ___ _________ ______ ______ __________ ________.
__________ ____ ___ _____ ____ ___ ______ _______ _____ ___ ____.
__________ ________ ___ _____ _______.
_____ _____ __________ _________ ______ __________ _____ ________.
_______ ______ ____ ____ _____ ______ __________ _________ __________.
______ _________ ________ _________ ____ _______ _____ ______ ________.
_______ _______ _________ _________ __________ ______.
_______ ____ _________ _________ ____ _________ ________ ___ _______ __________ ________.
_______ ____ ______ ________ _____ ____ ________ ____.
____ _________ __________ _______ _______.
___ __________ _____ ___ ___ __________.
____ ______ _____ ____ ________ ______ __________ ________.
______ _____ _________ _______ ______ __________ ____ __________ _______ ___ ___.
________ ____ _______ ________ ___ ____ __________ ___ _________ _____ ____.
____ _____ _____ ___ __________ ________.
_____ _________ ______ _____ __________ ___ ___ ______ ________.
______ ___ _________ ___ _______ _____ ________ ____ _____.
_________ ______ ___ _____ ____ ____.
____ _________ _________ _____ ___.
_______ ____ ________ _________ ________ _________.
___ ___ ________ ______ _____ __________ ________ ___.
__________ _________ ___ ______ ______ _______ ____ _____ _______.
_________ _________ ____ __________ __________ ____ _____ ___ ______ ___ ________ ____.
_______ _________ _____ _____ ___ ___ ________.
_______ ________ ___ _____ ________ _________ __________.
_________ _________ _______ ____ __________ _________ _____ ________ _____ ____ ___ _____.
_______ ________ _____ ___ ________ ________.
__________ ___ ______ ___ ___ ____ ______.
___ ________ _____ __________ ______ __________.
___ ________ __________ ______ ______ ___ _____ ________ _____ ________.
_______ _____ __________ ___ __________ ____ ________ __________ ________ _________.
______ _____ __________ ____ ______.
______ ______ _______ ________ _______ ___ _________.
__________ _________ _________ _______ ________ _______ _______ ___ ________ __________.
_____ ______ __________ _____ _______.
________ ____ ___ __________ _______.
_____ _______ __________ _________ ______ ____ __________ ____ ____ __________.
___ ___ __________ ________ _____.
____ _______ ________ ___ ___.
_________ _________ ___ __________ __________ ________ _________.
______ __________ ____ __________ ____.
______ __________ ____ _______ ________.
____ ________ _________ _______ ___ ________ ________.
Get Full Answer on WhatsApp