PPT 8: Human Population

World population has reached _ _______ people on November 15, 2022 according to the United Nations.

• 6 billion

• 7 billion

• 8 billion

• 9 billion

They estimates the world population will reach 8 billion in October 2023.

• National Aeronautics and Space Administration (NASA)

• U.S. Census Bureau International Database (IDB)

• United Nations Children's Fund (UNICEF)

• World Health Organization (WHO)

Refers to the number of individuals in a particular area.

the complete set group of individuals, whether that group comprises a nation or a group of people with a common characteristic

Why is population important?

• To collect taxes and allocate the proper amount of funding to various infrastructure and social programs.

• To determine the popularity of a region and attract tourists.

• To influence international sports competitions and events.

• To measure the success of a country's cultural exports and influence.

The practice of keeping the human population at a sustainable population size.

Ecosystem at Risk

Types of ecosystem are most at risk

The ____ ___ was an endorheic lake between Kazakhstan and Uzbekistan

Answer explanation

It was once considered one of the largest lakes in the world but has been shrinking since the 1960s after the rivers that fed it were diverted for large-scale irrigation.

5 threats to the ecosystem

Answer explanation

have been identified as the five major

threats to biodiversity, globally