Lack of water - In a desert ecosystem, rain is very scarce, making it hard for large plants to grow., Disease - A fungus attacks the seeds of oak trees in a forest ecosystem, preventing reproduction, Lack of Sunlight - Low lying plants cannot grow on the forest floor due to taller trees providing too much shade. , Lack of food - Trees in a forest are growing very close together, causing them to compete for nutrients in the soil., Lack of Space - The City of Mumbai in India has grown so large that buildings were built in the natural habitat of leopards causing their population to decline.  , Nesting site destruction - Coastal areas and beaches have been developed by humans, destroying places for sea turtles to lay eggs, Predation - Wolves from Canada were introduced to the Yellowstone Park ecosystem, causing a decline in the deer population, Parasitism - A worm that lives in the stomach of deer and feeds off their food are causing the deer population to die off. ,

Leaderboard

Visual style

Options

Switch template

Continue editing: ?