population

Breaks down the population of the world into a collection of one hundred representative people and describes what one would find in this global village, covering languages, ages, religions, food, air and water, schooling, and possessions, accompanied by vivid color illustrations.

"With almost 7.8 billion people sharing the earth, it can be a little hard to picture what the human race looks like all together. But if we could shrink the world down to just 100 people, what could we learn about the human race? What would we look like? Where and how would we all be living? This book answers all of these questions and more"--Provided by publisher.

In a future where the Population Police enforce the law limiting a family to only two children, Luke has lived all his twelve years in isolation and fear on his family's farm, until another "third" convinces him that the government is wrong.

"[Examines] the causes and effects of population growth . . . [and] why some countries face the challenge of a young population, while other countries must maintain the quality of life for an aging population . . . [Also] explores the importance of education and economic opportunities in meeting these important challenges"--Page facing title page.

"In 2019 there were about 7.7 billion humans on Earth, more than double the number of people alive in 1969. During that fifty-year period the impact of humanity on the natural environment has increased proportionately. human activity is causing a loss of biodiversity-the diversity of plant, animal, algae, fungi, and microbe species. But the survival of humanity-and all life on earth-is directly related to biodiversity"-- Provided by publisher.

Explores the issues surrounding climate change and population displacement by placing opinions from a wide range of sources in a pro/con format.

Middle school readers will discover all the challenges in food and water production that humans face today, and learn about global efforts to battle the threat of food shortages.

Discusses maps, including what they are and how we map people, population, movement, and more.

Contains a collection of essays that examine the global consequences of continued population growth and considers the various options for dealing with its impact on the environment and natural resources.

Professor Bryan Sykes gives a firsthand account of his research into a gene which passes undiluted from generation to generation through the maternal line.