The
world population has crossed 7 billion nine months back and it is still
increasing. This increasing population can be taken as a challenge as well as
an opportunity for growth and development because it increases human capital
which is the stepping stone of success for any country, on the same hand
increasing population can be looked as a thread which leads to unemployment,
shortage of food, space and basic needs. Beside that the government has to
spend more on health, education, development and availability of basic needs
for the people. To deal with these challenges and to aware the people against
various problems arising due to rising population united nation on 11th
July 1989 celebrated first world population day and decided to celebrate every
year in order to remind the people of the rising problems and create awareness
against increasing population. The theme of world population day 2012 is “Universal
access to reproductive health services.” The vision of united nation fund for
population activities (UNFPA) is a world where every pregnancy is wanted, every
child is safe and every young person potential is fulfilled. In whole world
reproductive health problems remain the leading cause of ill health and death
of women during pregnancy. Nearly 222 billion women who would like to avoid or
delay pregnancy lack access to effective family planning. Every day nearly 800
women die giving birth to life.
In
1804 world population was 1 billion which increased to 2 billion in 1927 and
within thirty two years it reached to 3 billion in 1959 and in 1974 it was 4
billion where as in 1998 it was 6 billion. We can observe that the rate of
population increase is very high and last year 31st October 2011 it
reached to 7 billion. Today at present the population of the world is more than
double as compared to 1950. In 2050 it is expected to cross 9 billion. In poor
nation population increase is highest nearly four times that of 1961. According
to UNFPA we have to face new challenges every time as land is shrinking and
there is lack of space, raw material and minerals are limited, gap between rich
and poor is increasing day by day due to addition of 7.8 million people every
year which is ultimately affecting our living environment.
In
whole world China has the highest population of 1.3 billion followed by India
1.2 billion which is 17.5% of world population. There are many countries whose
land area does not mark up with the population. At the same time countries like
Brazil, Canada etc. has very less population as compared to their land area.
7
billion world population has given rise to many challenges and yet many more to
come. In whole world more than 1 billion people sleep without having food at
night. The rate of population increase does not match the rate of production of
food materials. In future when this population will increase 2-3 billion more,
then it would be very difficult to feed all the people. Today challenges
related to environment pollution are very important for human race. Since there
is an increase in population we are clearing forests to build township which is
ultimately affecting our environment, due to this there is a change in climate
resulting many species to extinct or are at the edge of existence and if this
goes on like this then one day human will also exist from this planet.
According
to scientist till 2050 the consumption of energy will be double or even more
than that. Today only 20% of total energy consumption comes from petroleum
products and which is limited in this earth. In coming future when this will
increase to 30% then it will be difficult to satisfy the demand of increasing
population because at present only we are 70% dependent on petroleum products.
It is like a time bomb for this whole world. It is a fact that one day all
these petroleum products will dry up then we will have to face various
difficulties in terms of energy, if any supplementary means of energy is not
found. It is a very critical situation for south Asia - Africa and Central
America, for example; in Ethiopia where people are suffering from scarcity of
food at the same time they are also suffering from scarcity of water. At which rate population is increasing in the
same rate we are also polluting water by various human activities. Two third
portion of earth is filled with water but it is of no use.
Globally
many countries have been inspired by the problem of better established life.
According to rough figure nearly 17.5 million people are living a established
and better life and this is only 3%of the total population of the world. Among
these many are from developed nations, but this number is also increasing
gradually in developing nations. The increase in population is also affecting
country’s growth. Day by day pressure is increasing on land and there has been
a decrease in 30% of animal species as human has been destroying the
environment by one or the other means. If humans goes on harming the
environment and rate of population does not decreases then in future earth will
become small and we will need one more planet to live.
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