Environmental impact

"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.

Discusses the worldwide problem with the accumulation of waste and garbage, including what is taking place, it's consequences, what's being done about it, and suggestions on how to make a difference.

The earth is heating up: the past decade was the hottest on record, and humans are the major source of this climate change. A warmer climate brings with it a host of problems, from increased natural disasters and animal extinction to poverty and famine in developing countries. Some experts say it is already too late to stop climate change, but others are confident that immediate action can save the planet.

The oceans cover 71 percent of the earth and are essential for plant and animal life to survive. More than 3 billion people around the world make their living from the oceans. But pollution from plastic, oil, and sewage is threatening to destroy the marine biosphere. Ocean pollution is widespread and difficult to clean, but new technologies and dedicated people are giving the oceans new life.