Geology

C MAHADEVAN HALL LAB

M S KRISHNAN HALL LAB

Hydrogeochemistry Lab proposed

Now-a-days, unsustainable extraction of groundwater is a major concern in India. As per the World Bank's Report many aquifers are being used faster than they are naturally refilled globally.  Keeping thisin view, the department is proposed to establish a Hydrogeochemistry lab with the financial assistance of the college (internal resources) to meet the following objectives.   Understanding the origin and composition of groundwater: This involves analyzing the chemical constituents dissolved in groundwater, which can provide insights into the source of the water, the water-rock interactions that have occurred along its flow path, and the overall quality of the groundwater resource. Addressing environmental issues related to groundwater: This includes using hydrogeochemical data to assess the vulnerability of groundwater to contamination from sources such as pollution, saltwater intrusion, and agricultural activities. Additionally, hydrogeochemical techniques can be used to identify and remediate existing groundwater contamination problems. Here are some specific examples of how hydrogeochemistry is used to achieve these objectives: Identifying the source of groundwater: By analyzing the concentrations of various elements and isotopes in groundwater, hydrogeologists can determine the source of the water, such as rainwater, surface water, or deeper aquifers. Evaluating water-rock interaction: As groundwater flows through rocks and sediments, it can dissolve minerals and release them into the water. Hydrogeochemical data can be used to evaluate the extent of water-rock interaction and to identify the types of minerals that are being dissolved. Assessing groundwater quality: The chemical composition of groundwater can affect its suitability for drinking, irrigation, and other purposes. Hydrogeochemical data is used to assess groundwater quality and to identify any potential health risks associated with groundwater consumption. Investigating groundwater contamination: Hydrogeochemical data can be used to identify the source and extent of groundwater contamination from sources such as pollution, saltwater intrusion, and agricultural activities. Remediating groundwater contamination: Hydrogeochemical data can be used to design and implement remediation strategies for contaminated groundwater.

Remote Sensing and GIS Lab Proposed

The main objectives of establishing a Remote Sensing and GIS lab is 1) Providing basic knowledge to the students 2) Skill development, and 3) Make them entrepreneures (Applied Problem Solving) 1. Knowledge Acquisition: Understanding Remote Sensing Fundamentals: This involves learning the principles of how remote sensing works, including electromagnetic spectrum interaction with Earth features, different types of sensors and platforms (satellites, aerial photography), and data acquisition methods. Grasping GIS Concepts: The lab curriculum will introduce Geographic Information Systems (GIS) software and its functionalities. Students will learn about spatial data formats (vector and raster), data input and manipulation techniques, and geospatial analysis methods. 2. Technical Skill Development: Data Processing and Analysis: Students gain hands-on experience in processing remote sensing data. This might involve correcting for atmospheric effects, applying image classification techniques to extract information from the data (e.g., land cover, forest types), and performing basic image analysis tasks. Spatial Data Management and Analysis: The lab focuses on developing skills in working with GIS software. Students will learn to import various spatial data types (e.g., topographic maps, demographic data), perform spatial queries and analysis, and create informative maps and visualizations. 3. Applied Problem-Solving: Integrating Remote Sensing and GIS: A key objective is to teach students how to integrate remote sensing data with GIS for real-world applications. This could involve using remotely sensed data to update land cover maps within a GIS, or using GIS data to guide the selection of areas for further remote sensing analysis. Project-Based Learning: Many Remote Sensing and GIS labs incorporate project-based learning where students apply their acquired knowledge and skills to tackle specific problems. Projects might involve using remote sensing data to assess deforestation rates, monitor crop health, or map urban sprawl. By achieving these objectives, students in a Remote Sensing and GIS lab gain a valuable skillset applicable in various fields like environmental science, urban planning, resource management, disaster response, and precision agriculture.