World In Balance

                                                World In Balance

Density: India, China and Indonesia are the three largely populated countries.

How many millions of people per square mile does Japan have? Explain how you know that.

Growth: The world is supposed to reach 9 billion people in the world by 2050. Most of that growth will be in developing factories, and resources.

Estimated in how many years will the United States double?

Cities: Cities around the world are becoming more urbanized. Meaning that more people are living in cities instead of farms.

Why are people moving into the cities and out of farms?

Water: More than half of the earth is covered in water. But only two and half of that water is freshwater. After the population growth the water will second. Meaning it becomes fresher.

Countries with less than 5,000 freshwater per capita don’t have what? Explain how they can change that.

Air: The United States, China, Japan and Europe are the four top polluters. There is a lot of carbon dioxide in the air. It has grown tremendously in the last 200 years.

Why in the next 50 years will the carbon dioxide decrease?

Climate: In 2003 most places were warmer than normal. Climatologists blame the carbon dioxide for global warming and building up gases. 

Why are some areas cooler than others? And why are some areas warmer than others?

Forests: Scientists say that more than half of the forests that were covering the earth have disappeared. Forty percent of the world’s forests are endangered

When and why have half of the forests disappeared?

Land: Humans have taken over less than half of the land for our own uses.

Why is the United States almost fully transferred in the map?

Habitats: Reefs will be gone by the 2030s. If the is so then animals who are protected will eventually disappear.

What is the water temperature of Florida? And how did you find that out?