biotic communities

An unofficial look at the biomes that can be built in Minecraft.

Teaches about food chains, and explains the relationship between plants and animals.

Go on a breathtaking adventure through time and across five continents to reveal nature's most vital secrets. You will see the alarming destruction humankind has caused to our ecosystems and find hope in recent efforts to restore the natural balance we have disturbed.

"An ecosystem is an area that has its own plants, animals and weather. Desert , forest, grassland, mountain, tundra and marine ecosystems are pictured and the animals and plant characteristic of each ecosystem are briefly discussed. Includes science and reading activities and a word list"--.

"When a field mouse asks Carl the earthworm why he tunnels through the dirt, Carl doesn't have an answer, so he sets off to find out"--OCLC.

"Follow along as a fictional researcher observes and makes journal entries about their field trip down the Mississippi River ecosystem . . . photographs highlight the animals, plants, and people that inhabit one of the world's major river systems. Simple graphs show facts about the river, and the final report describes efforts being made to preserve it"--Provided by publisher.

"Follow along as a fictional researcher observes and makes journal entries about their field trip through North America's Great Lakes ecosystem. . . . Photographs highlight the animals, plants, and people that inhabit the world's largest group of freshwater lakes. Simple graphs show facts about the lakes, and the final report describes efforts being made to preserve them"--Provided by publisher.

"Follow along as a researcher observes and makes journal entries about their field trip through the Everglades ecosystem in Florida. ... photographs highlight the animals and plants that inhabit this unique wetland area. Simple graphs show how much the Everglades have changed, and the final report describes efforts being made to preserve it"--Provided by publisher.

"Follow along as a researcher observes and makes journal entries about their field trip through the Arctic ecosystem. ... photographs highlight the animals, plants, and people that inhabit the frozen top of the world in Canada and the United States. ... graphs show how much the Arctic has changed, and the final report describes efforts being made to preserve it" --Provided by publisher.

Presents a short study of tundras, covering where they are located, plants and wildlife, and more.