You can use fall leaf color to help identify different tree species. Look for these leaf colors on the trees in your neighborhood: (click on the tree species to see the tree shape, bark, fruit, and leaf shape.). 1  Oaks: red, brown or russet. 2  Hickories: golden bronze. 3  Dogwood: purple-red. 4  Birch: bright yellow. 5  paper birch.
Wetlands and people Wetlands and society Wetlands typically offer a wide variety of benefits to society and they have played a central role in human development throughout history. Many great civilizations depended on them, including the Maya, Inca and Aztec in Latin America, the Khmer in Asia, the Marsh Arabs in Mesopotamia and those of the Nile
Protists are important to the earth's ecosystems because they were the first complex life on earth, provide as a food source to many living things, and help clean large bodies â¦ of water.6 people found this useful.or example: they provide foods, medicines and energy; they regulate nutrient recycling and waste; they lock up carbon; they maintain clean air and water, they supply crop pollination, seed dispersal, pest and disease control; they preserve genetic diversity and provide recreation for us all.