Tundra by Donna Latham

By Donna Latham

Investigating the planet's biomes and reading the trendy threats to every environment, this interactive sequence demanding situations younger readers to examine how their very own activities impression the planet's healthiness. With compare-and-contrast proof and vocabulary-building sidebars, each one enticing advisor finds how environmental threats—both human and natural—affect crops and animals.

Evaluating the coldest biome, this source examines how the dwelling issues present in the tundra coexist harmoniously with the cruel panorama. Explaining how environmental swap threatens lifestyles during this biome, this instructive consultant leaves readers with a better knowing of the significance of conservation and maintenance efforts.

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Tundra

Investigating the planet's biomes and interpreting the trendy threats to every atmosphere, this interactive sequence demanding situations younger readers to examine how their very own activities impact the planet's future health. With compare-and-contrast evidence and vocabulary-building sidebars, each one attractive consultant unearths how environmental threats—both human and natural—affect crops and animals.

Extra info for Tundra

Sample text

Switch off the lights when you leave a room. Turn off all electronics when you’re finished using them. When you enter and leave your house, shut the door quickly. The furnace or air conditioner will require less energy to do its job. Plug electronics into a single power strip. Then flick off the strip when you’ve finished watching TV or using the computer. Why? Because even when you switch off computers, DVD players, and computer games, they still consume energy if they’re plugged in. Your cell phone charger uses electricity even when your phone isn’t charging.

Many scientists fear that global warming may eliminate Arctic regions, including the tundra, forever. Shorter winters and longer summers will mean more melting of snow cover and melting deeper into the permafrost. Plants will die, animal migrating patterns will change, and the tundra biome as we know it could be gone. The overall effect that global warming will have on the tundra is still uncertain. What we do know is that the tundra is the most fragile biome, and it will be the first to reflect any change in the earth’s climate.

Others argue for 12. Words to Know biome: a large natural area with a distinctive climate, geology, and set of water resources. A biome’s plants and animals are adapted for life there. climate: average weather patterns in an area over a period of many years. geology: the rocks, minerals, and physical structure of an area. adapt: changes a plant or animal makes to survive in new or different conditions. ecosystem: a community of living and nonliving things and their environment. Living things are plants, animals, and insects.

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