P K Choudhary

  Is Global Warming a Threat to Earth? There are many problems on Earth, but among all, global warming has emerged as a major challenge . The reason behind this is the increase in greenhouse gases in the atmosphere , which has led to a long-term rise in the Earth's surface temperature . Climate change is a natural process, but the speed and intensity of this change are mainly due to human activities , such as setting up industries, burning fossil fuels, deforestation, and so on. Due to global warming, glaciers and polar ice caps are continuously melting , which is causing a rise in sea levels . This has created a danger of coastal cities and low-lying areas being submerged . Millions of people may be forced to leave their homes . This will not only increase the number of climate refugees but also pose a serious humanitarian crisis . Some low-lying parts of continents and small island nations are also at risk of getting submerged completely.   Disturbance in Norma...