Grassland Abiotic Factors  Also located south of the boreal forest, but in central and western Canada and USA  Very hot, dry summers (up to 40 o C) lead to forest fires  Very cold, dry winters (down -45 o C) lead to lots of frost-bite :-p  25 – 75 cm/yr of rainfall  Rich, fertile soil results from high rate of decomposition  5 – 6 month growing season