Answer:
Wetlands are usually defined as the land that is submerged under shallow water, or the soil is saturated with water throughout the year. These inland wetland areas and coastal areas are affected both naturally as well as due to the human activities in different ways such as-
- Due to the increasing rate of water pollution, where the waste particles produced from the industries and factories, and are eventually mixed with the water and polluting it.
- Due to climate change also, these areas are affected.
- Tide also is another factor affecting these areas.
Three of the major harmful impacts of humans on coastal areas are-
- The pollution has increased in the coastal areas as the humans throw the waste materials here and there near to the sea, where these substances are later mixed with the water.
- Due to the setting up of different things such as seawalls, sea-fence, the rate of erosion has considerably increased.
- The marine life also is affected in the coastal areas, because humans often go for fishing in this area.
Three of the major harmful impacts of human on the freshwater ecosystem are-
- The construction of dams directly affects the aquatic species and also degraded the quality of the water.
- Due to the usage of waterways, these marine species are affected.
- A large number of radioactive waste, chemicals, and other waste materials are released from the industrial sectors which are responsible for affecting the freshwater ecosystem.
Answer:
C. A mudslide caused by excessive rains
Explanation:
Soil erosion is the washing away or the blowing away of the top layer of the soil due to wind or water with the motion nutrient of the soil also washed away with them. This generally occurs due to excess of deforestation or cutting down of trees.
A mudslide is caused by heavy rain fall, where the gravity of the rainfall conquers the force of soaked soil.
Bangkok is the most visited cities in the world.
Explanation:
Bangkok tops the most visited cities in the world where about 20 million people visit this country every year.
This is based on the visits of the people, who spend at least a night in Bangkok and spend money there.
Hence Option C, that is Bangkok is the most visited cities according to the reports.
Followed by Bangkok, London is the second in the list where 19.8 visitors are registered per year.
Answer:
When an oceanic plate converges with a continental plate, the oceanic crust will always subduct under the continental crust; this is because oceanic crust is naturally denser. Convergent boundaries are commonly associated with larger earthquakes and higher volcanic activity
Answer:
Alice wants to use a three-step process to summarize a text she has read. She starts by determining the most important point. What is her second step?
including supporting details
identifying key words
writing a conclusion
putting the main idea into words
Explanation:
