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  1. Jan 07, 2021 · The ocean provides humans with several resources and economic benefits, yet it is treated as a worldwide trash basin. This pollution of the world’s oceans is mainly caused by careless human activity that poses a serious threat to the oceanic ecosystem and in turn to several species of marine flora and fauna that are solely dependent on it.

  2. They died due to a lack of food and hunting by early humans. Even modern civilization is stepping towards the threat of extinction due to global warming. Disease. Various epidemics had been the cause of the epidemic of a large population of humans and animals on earth. The Black Death wiped out one-third of the European population in the Middle ...

  3. The three main causes of urbanisation in LICs since 1950 are: 1. Rural to urban migration is happening on a massive scale due to population pressure and lack of resources in rural areas.

  4. Sep 23, 2020 · How does thermal pollution affect humans? Prolonged exposure to extreme heat can cause heat exhaustion, heat cramps, heat stroke, and death, as well as exacerbate preexisting chronic conditions, such as various respiratory, cerebral, and cardiovascular diseases. What is the greatest source of thermal pollution?

  5. A helpful approach to distinguishing normal anxiety from an anxiety disorder is to identify the cause of the anxiety, and then assess whether the anxiety symptoms are a proportional response to it. Worries, fears, and intrusive thoughts that are extreme, unrealistic, or exaggerated and interfere with normal life and functioning could constitute ...

  6. Dec 09, 2020 · The top global causes of death, in order of total number of lives lost, are associated with three broad topics: cardiovascular (ischaemic heart disease, stroke), respiratory (chronic obstructive pulmonary disease, lower respiratory infections) and neonatal conditions – which include birth asphyxia and birth trauma, neonatal sepsis and infections, and preterm birth complications.

  7. Jun 24, 2021 · 10 Main Causes Water Pollution in 2021. Most marine pollution comes from land sources. The problem is not limited to coastal environments. Rivers and lakes are largely impacted by pollution from agriculture, vehicle emissions, industry, and products used in the homes every day.

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