tall trees,
30-50m, leaves/animals
thrive
available
sunlight
Canopy
20-45m,
distinct
microclimate,
variety
plants/animals,
tall trees=
liana vines,
intertwine branches,
epiphytes use tree
trunks/branches
as anchors to get
sunlight/water
Understorey
small trees/ferns that
receive 5%
suns energy,
animals move
around in
darkness &
humidity, use
vines as
highways
Forest
Floor
covered by leaves, fallen
trees & huge buttress
roots that support huge
trees, RF soils give
impression being fertile
cuz they support large
no. of trees & plants,
impression wrong soil is
poor, leaves & other
matter recycled by
organisms to create
living compost, roots of
trees get nutrients from
soil before heavy rains
wash them away and
are lost through
process= leaching, large
animals roam through
this layer for food
MEDICINE
more than 7000 medicines made RF plants, can be
used to treat headaches and killer disease like malaria
used by ppl who suffer from
sclerosis, parkinson disease,
leukaemia, asthma, acne,
arthritis, diabetes etc.
animals cure human diseases, Australian
tree frogs= heal sores, south american
frog= powerful painkiller
poisonous venom=amazonian
snake used to
that high BP
1% known plants/
animals RF
analysed for
medical potential
1/2 known plants/animals live here
50 million indigenous ppl live here
gain much food
most
fruits/nuts
grown by
farmers than
harvested in
forest