Droughts can be triggered by human activities like Deforestation, Pollution, wrong agricultural practices, and global warming.
Drought is a condition where we experience a scarcity of rainfall and a shortage of food. Drought is mainly experienced in the areas with the lowest amount of natural resources. Even though there are natural causes for droughts, many human activities trigger them. Some of the main reasons are:
Deforestation
The process of cutting trees and plants is called Deforestation. Human beings cut trees and plants for various reasons. One of the main reasons is to construct homes and industries. People started making forests into homes and industries. This results in the scarcity of rainfall. The scarcity of rainfall results in droughts.
Pollution
With the advent of technology, human beings made transportation easy with the invention of automobiles. But too much usage of automobiles results in Air pollution. The harmful products released by industries and factories result in water pollution. Too much pollution in the air makes condensation of clouds difficult and it results in the shortage of rainfall.
Wrong Agricultural practices
Due to the substantial rise in the population, it became necessary to produce a higher amount of food to meet the requirement of the population. Due to this, people are practicing intense agricultural practices like sowing three times per year. This causes the quality of land to deteriorate and in the long run, the land becomes barren.
Global Warming
Global warming is the biggest war humans are fighting. The temperature of the planet is increasing every year due to all the practices made by human beings. Global warming results in the shortage of rainfall and this causes heavy droughts that may last for years.
To conclude, we can stop the occurrence of droughts by planting more trees, decreasing pollution and the rate of global warming.
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discuss Approach and techniques of geographical studies
Answer:
Geographical studies employ a range of approaches and techniques in order to investigate and analyze the interactions between physical, human, and environmental systems. Some of the key approaches and techniques of geographical studies include:
1. Fieldwork: Geographical studies rely heavily on fieldwork, which involves observing and gathering data from a specific location or area. Fieldwork can involve a range of methods, including surveys, interviews, and direct observation.
2. Remote Sensing: Geographical studies also employ remote sensing techniques such as aerial photography, satellite imagery, and LiDAR scanning to capture data about large areas of land and spatial trends over time.
3. GIS: Geographic Information Systems (GIS) are a key tool in geographic studies. GIS allows researchers to collect, analyze, and display spatial data in a variety of ways, including maps, graphs, and histograms.
4. Spatial Analysis: Geographical studies involve spatial analysis, which is used to understand the patterns and relationships between various geographic features or phenomena. Spatial analysis involves the use of statistical techniques, such as regression analysis and spatial autocorrelation, to identify patterns and relationships.
5. Modeling: Geographical studies also use modeling techniques to understand complex systems and make predictions about future trends. Modeling enables researchers to test how different variables interact and explore various scenarios, without the need for costly and complex real-world experiments.
Overall, the approaches and techniques used in geographical studies are diverse, and depend on the specific research questions and goals of the study. However, all geographical studies are grounded in a deep understanding of the interactions between physical, human, and environmental systems, and seek to uncover the underlying causes and consequences of these interactions.
grade 12 reserch geography what caused cyclone (freddy)
Answer:
As climate change causes warmer oceans, heat energy from the water's surface is fuelling stronger storms.
Explanation: