The burning of fossil fuels has several disadvantages:
A. Release of Harmful Gases: It emits pollutants like carbon monoxide, sulfur dioxide, nitrogen oxides, and particulate matter, contributing to air pollution and health issues.
B. Oxygen Consumption: Combustion requires oxygen, as fossil fuels react with it to produce energy and byproducts.
C. Carbon Dioxide Emission: It releases significant amounts of carbon dioxide, a major greenhouse gas driving climate change and global warming.
According to the United Nations, a person who changes their country of usual residence for at least one year (12 months) is considered an international migrant.
In Pakistan, mammals have the highest number of endangered species among vertebrates, followed by birds and reptiles.
The wildlife of Pakistan comprises a diverse flora and fauna in a wide range of habitats from sea level to high elevation areas in the mountains, including
In IUCN categories, for a species to be considered "Vulnerable" based on the extent of occurrence (B1), the geographical range should be less than 20,000 square kilometers.