How has the settlement of humans in agricultural societies impacted the environment?
Answer. Settlement of humans in agricultural societies impacted environment in harmful way as agriculture needed land,so as to get land in a large scale forests were cut down which led to deforestation and as a result the wildlife of the area were displaced.
Which of the following is the most serious effects of water pollution for humans?
Toxins in industrial waste are the major cause of immune suppression, reproductive failure and acute poisoning. Infectious diseases, like cholera, typhoid fever [6] and other diseases gastroenteritis, diarrhea, vomiting, skin and kidney problem are spreading through polluted water [7].
What are the primary causes of water pollution quizlet?
By far the leading cause of water pollution. Sediment eroded from agricultural lands is the largest source, but also included fertilizers and pesticides, bacteria from livestock and food process, and excess salt from soils of irrigated cropland.
Which is a source of water pollution?
Water pollution can be caused in a number of ways, one of the most polluting being city sewage and industrial waste discharge. Indirect sources of water pollution include contaminants that enter the water supply from soils or groundwater systems and from the atmosphere via rain.
What is the biggest pollutant in water?
The most commonly recognised non-organic pollutants are:
- Sewage.
- Nutrients.
- Waste water.
- Industrial waste.
- Chemical waste.
- Radioactive waste.
- Oil pollution.
- Plastics.
What country has the most water pollution?
Bangladesh
Which is the greatest source of water pollution?
A Global Review of Water Pollution from Agriculture,’ explains that agriculture, not human settlements or industry, is the biggest source of water pollution. Nitrate from farming is the most common chemical contaminant found in groundwater aquifers.