OVERCROWDED WORLD

Which are the consequences of overpopulation?

• development of education

• degradation of environment

• Rise of megacitier

• growth of population

Which are not consequences of population explosion?

• technological advances

• shortage of food

• more health risks

• more lands for construction

​ ​ Environmental degradation and ​ (a)   ​​ are the ​ (b)   effects of the explosion of the world population.

• poverty
• negative
• education, medicine
• nuclear energy
• scientific advances
• public transport

What is the number of the world population at present?

A very large city, typically one with a population of over 10 million is

A state of having too little money or not enough food to feed selves is

Ha Noi is ​ (a)   a megacity because the ​ (b)   of Ha Noi is about 9,4 million while a megacity must ​ (c)   over 10 million

• not
• population
• contain
• no
• district
• land
• conclude
• focus
• ruin

Too many vehicles moving on a road in a certain time may cause _______

• rush hours

• geothermal and gas

• traffic congestion

• traffic accidents

______ problems means people face global warming, green house effect, pollutions, ice melting, and natural disasters.

Match each of the following halves with its suitable part.

• in the next 10 years to avoid population explosion

• They are going to reduce birthrate

• the population number may go down

• Human life-span increases =

• crime rate may increase

• When the birthrate decreases

• these powers will be run out soon.

• If people keep using non-renewable energy sources without good management,

• death rate may go down

• Food shortages means