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Making Your Food Pyramid

Type of Biome AverageAnnual Net Primary Productivity (t km-2 y-1) Average Biomass of Biome Kg per m^2 total biomass in t(tonnes?)

Tundra 140 0.6 608 = 365/.6

Desert 90 0.7

Grassland 600 1.6

Coniferous Forest 800 20

Deciduous Forest 1250 32.5

Tropical Rain Forest 2200 45

from http://www.arts.ouc.bc.ca/conted/onlinecourses/geog_111/labhelp/lab9.html

Type of Biome	AverageAnnual Net Primary Productivity (t km-2 y-1)	Average Biomass of Biome Kg per m^2		total biomass in t(tonnes?)
Tundra	140	0.6	608 =	365/.6
Desert	90	0.7
Grassland	600	1.6
Coniferous Forest	800	20
Deciduous Forest	1250	32.5
Tropical Rain Forest	2200	45