検索キーワード： 著者 "Rich Linville" すべてのカテゴリー

Trees are the biggest plants on earth. Life could not exist without trees and many plants that produce oxygen for humans and other animals to breathe. Trees improve our air, save water, preserve the soil, make our climate better, provide for humans, and support wildlife. 

Why is it called Death Valley? Death Valley was given its name by pioneers lost here in the winter of 1849 to 1850. They thought that they were going to die in this valley....

Some historians refer to the United States 2010’s as the “Social Media Decade”. Social media involved the use of interactive devices like cell phones and computers. This media allowed the creation, sharing, and exchange of information using text or images. It was a decade of advances, disasters, and conflicts.

Some historians refer to the United States' 2000s as the "Disasters and Digital Decade”. It was a year that began with people worrying their computers would stop working. Very few computer failures were reported when the clocks rolled over into 2000. Still, the decade was to have advances, worries, and disasters.

Some historians refer to the USA 1990s or Nineties as the “Prosperity and Conflict Decade”....

Some historians refer to the USA 1980s or '80s as “The Conservative Decade”. It was a time when traditions were emphasized such as social and family stability, economic growth, military strength, and free enterprise. For most of this decade, the conservative Ronald Reagan was president.

You can enjoy bird watching almost everyday of the year. Bird-watching is also called birding. Beside using your naked eye, you can study birds with binoculars, spotting scopes, or telescopes. A camera with a zoom lens allows you to take and save photos to refer to later. Keep a bird-watching journal with you. Write the date, time, location, description, and other information. You do not need to know the birds’ names.

In the Middle Ages, east of the Caspian Sea is a place that the Persians call Turan (TWO-ran). A wealthy sultan rules the land and lives in a palace. The roofs of the Sultan’s well-guarded palace are covered in pure gold. Someone known as Amit, the Great Thief of Turan, wants to steal that gold.

Some historians refer to the 1970s or '70s as "a United States in flux". It was a time of great changes. For some Americans, it was a time of self-realization and self-fulfillment, and for others, it was concern and care for the environment.

The 1960s or Sixties, in the USA, is referred by some historians as a Social Revolution. It was a time of the Vietnam War, civil rights movements, assassinations, and the beginning of a generation gap. A slogan used during this time was Flower Power, which was a symbol of passive resistance and nonviolence.

The 1950s or fifties is referred to as the beginning of the Golden Age of American capitalism. Income grew and many Americans entered the middle class that made up about 60 percent of Americans who were neither very rich nor very poor. Many could afford to travel, buy houses and own cars.

World War 2 started as two different wars that merged as one. It became the deadliest war in human history. What can we learn from World War 2?

Ancient Chinese history has alternated between periods of political unity and peace, and periods of war and failures.

Horses are an important part of our lives. There are more than 250 breeds of horses and ponies in the world. Horses vary in size from a small pony to a full-sized horse. Around 50 million years ago, the ancestors of the horse were small with three to four toes on each foot. It may have had a striped coat for camouflage from predators.

You might say that I was born with a silver spoon in my mouth. You should be so lucky. My name is William Randolph Hearst. Do I have any regrets about my life and my choices? I died with no friends, hated by many. What do you think?

After Germany lost World War II in 1945, a cold war started with the United States and its friends against the Soviet Union (formally known as Russia) and its friends. Why? Listen to find out....

The Great Depression took place during the 1930s in the United States. There was huge unemployment, banking failures, declines in factory production, and increases in poverty and homelessness.

Who are the Mayans (MY-anns)? Why are they a mystery? Where did they come from? What did they eat? Why did they build pyramids? What did they predict would happen in the future? Why did the Mayan civilization die out? What can we learn from the ancient Mayans?

The largest land animal today is the elephant. It can be longer than a car, as high as a house, and weigh more than five cars. They can live for over 70 years in the wild. In a zoo, the oldest elephant lived for 88 years. Elephants are found in some wild areas of Africa and Asia. They are very social and intelligent animals that need to be protected, because there are fewer elephants today than in the past. 

Worldwide, there are around 300,000 wolves. Wild wolves are found in North America, Europe, and Asia. There are more than 30 different kinds of wolves.