We knew that pollution is created in different ways: that the pollution is developed by materials left in an inappropriate place, or that pollution of the environment (intentional or unintentional) is created by humans.
Pollution is an effect that leads to a change in the rate of growth in species in the environment which is caused by introduction of toxins. There are activities of man, involving pollution in the habit of wasting energy and, in general, the pollution damage functions surround the globe (www.wikipedia.com).
           Air pollution occurs from different sources, which may be natural or the various activities of man, such as: storms, thunder, rain, earthquakes and floods.

These contribute to human's largest part in the event of air pollution by sewage, waste and industrial waste, agricultural, medical and oil products, pesticides, and radioactive materials, all these cause damage to the environment. Industrial development is the cause of many of the problems of water pollution, thus converting it into water unfit for drinking and for human consumption. One of the most examples of contamination of rain water, include factory fumes and gases, consequently, the rise of what is called acid rain which is contaminated water with many different pollutants, for example, various chemical detergents and some mineral elements such as: lead, mercury, nitrates, chlorine and oil .

What are the sources of land pollution?

Some of the main contributors to land pollution are:

• Chemical and nuclear plants
• Industrial factories
• Oil refineries
• Human sewage
• Oil and antifreeze leaking from cars
• Mining
• Littering
• Overcrowded landfills
• Deforestation

Source: The 'Solution' to Pollution Is Still 'Dilution'

Here are a few facts about land pollution:

• Every year one American produces over 3285 pounds of hazardous waste.
• Land pollution causes us to lose 24 billion tons of top soil every year.
• Americans generate 30 billion foam cups, 220 million tires and 1.8 billion disposable diapers every year.
• We throw away enough trash every day to fill 63,000 garbage trucks.
• Every day Americans throw away 1 million bushels of litter out their car window.
• Over 80% of items in landfills can be recycled, but they’re not

How to Prevent Land Pollution

            The best way to prevent land pollution is to recycle. Here are a few other ways you can reduce land pollution:

• Reuse any items that you can.
• Buy biodegradable products.
• Store all liquid chemicals and waste in spill-proof containers.
• Eat organic foods that are grown without pesticides.
• Don’t use pesticides.
• Use a drip tray to collect engine oil.

Buy products that have little packaging

Definition about the Friendship:

Friendship is the relationship between two or more persons , also, Every person is different and fresh view of the other ideas and information of friendship, some people express friendship in ways only known to the party faced in life and others reflect the ideas of the first of a sequence friendship love and cohabitation between the parties and after the completion of friendship and communication between them is completed between the parties  on the two main emotional affection and cooperation convincing them ,compared to the relations that focused mostly on the subject or activity and one neutral between the third category is talking about the ability .

Advantages of friendship:

There are many advantages of friendship. First, friend helps you to make your life beautiful. For example, your best friend helps you to solve different problems. Also, friend collaborates with you when you fall in the financial crisis. Moreover , friendship as your  family , so when you have a good friend, you will be not alone , when you are for from your family .And new I explain more information about advantages of friendship .

  1 - Self-Disclosure builds friendships: 

Self-disclosure is the first step to make confidant between friends. This step starts by giving out a few personal feelings with friends. If the person is open, he/she will usually share a personal thought with you.

  2- Listening builds friendships: 

In this step you should listen and tray to understand other’s feeling and how they thinking in order to avoid conflict with your friends. For example, repeats back and don't problem solve.

 3- Loyalty, Equality, and Respect build friendship.

You should be equal with all your friends. Friends are faithful and honorable. For example, no one can confide in someone they cannot trust to be loyal.

  4- Listening and attending builds friendships.

To keep your relationship with your friend you should pay attention that mean your ears, your eyes, your body and your feelings are all focused on that person at one time. Attending is a very important element of any relationship. For example, focusing and eye contact. Best friends encourage their friends to make different lifestyles. Also, Good friends encourage their friends to help and provide different services, when needed. Moreover, Good friend encourage their friend’s to learn different skills and abilities in dealing with illness and other health problems.

There are different types of friendships:

There are types of friendship is friendship benefit and friendship of pleasure and friendship of virtue and shows that the benefit Friendship is occasional interrupted interruption of interest ,but Friendship pleasure Vented and dissolves easily after satisfying pleasure or change their nature , and the friendship of virtue is the best friendship and is based on the similarity of virtue is the most survival. And also acquaintance, this type of a friend, you enjoy eating lunch or having coffee, but would not look to for emotional support. Best friend: A person who shares strong interpersonal ties with his or her friends. Family friend,  this type includes the relationship between the family members.

We can defined football as a game which played between two teams of eleven players. Football is the most popular sport in the world. The goal of the game is to score by putting the ball in the goal of the other team. Goalkeepers is the only players who allowed to play ball with his hands or arms. In same time just allows for the rest of the team to use all of their bodies except their hands to kicked ball. The team that scores more goals than the other team by the end of the match wins. If both teams scored an equal number of goals then the game ends in a draw. The referee is the person who can only stop the play. And subject to the football at the international level by FIFA. There are seventeen laws in the formal laws of the game. There are players need to wear equipment such as T-shirt, shorts, socks, shoes and shin guards enough. Players can not wear or use anything that constitutes a danger to themselves or another player such as jewelry or watch. Error occurs when a player commits an offense contained in the laws of the game while the ball in play. A major international competition in football is the World Cup organized by FIFA. This competition occurs over four years. More than 190 national team being in this competition. World Cup include 32 national teams competing over four weeks.