
algae bloom
dead zones

our effect
water
oxygen

light

nutrients

soil

symbiosis

predation

competition

tundra

grasslands
desert

dry lands

freshwater
forest
living
non - living
leadership
resuse, reduce, recycle
sustabble practices

taking action
coservation
protection
land
change
inspiration

frozen veggies


glaciers
weather
water

Canada's forests

our health

draining wetlands
invasive species
round gobies

zebra mussels
habitat loss

deforestaion
oxygen cycle

nitrogen cycle

phosphorus cycle
water cycle

tropic levels
a category of organisms

first tropic level - primary producers

second tropic level - primary consumers

third tropic level - secondary consumers
forth tropic level - tertiary consumers
carbon cycle
sun
sustainability

good comusers


predator
hunt their prey
prey
become victims to predators

not constant
definition
carrying capacity is the largest population of species that an Eco system could support.Example: without wolves the moose would reach its carrying capacity.


restoring altering ecosystems

the don valley brick works

hope