The map shows the location of Earth's principal biomes.
Tropic of
Cancer
Equator
Tropic of
Capricorn
Earth's principal biomes
Savanna Desert Chaparral
Tropical
forest
Temperate
forest
Tundra
Mountains
Polar ice
Boreal
forest
Temperate
grassland
Which abiotic factor in tropical forests do boreal forests lack?
