WHY DO WE NEED CONSERVATION ?
Decline of lion
populations
•
→
photo taken by Hazel Nichols
in Uganda
* most of this population
was later killed for trophies
•
The declines around Asia are
very
extreme .
→
very small populations
compared to before
ANTHROPOCENE
•
All related to human actions
•
Humans have some key strengths that have fostered our success
* intellect and learning
* tool use
* cooperation
* division of labour
advanced
But these traits often lead to massive problems
•
Humans have huge impact the Earth 's systems
•
now a on :
* carbon cycle ( fossil fuels )
*
nitrogen phosphorous cycle (fertilizers )
and
* ecosystem function
HUMAN POPULATIONS
to
DEMOGRAPHIC
Y
-
* shows po
ÉÉÉ 88 -
slowing
-
§ÉÉÉÉi,
e
carrying capacity o
•
• • -
industrialised
estimated to be
→
this is like
1750 1800 1850 1990 1 9 SO 2000 2050
year climate cha
→
past 101000 years of
human population
growth .
huge increase
↳
started
around 1800s .
Decline of lion
populations
•
→
photo taken by Hazel Nichols
in Uganda
* most of this population
was later killed for trophies
•
The declines around Asia are
very
extreme .
→
very small populations
compared to before
ANTHROPOCENE
•
All related to human actions
•
Humans have some key strengths that have fostered our success
* intellect and learning
* tool use
* cooperation
* division of labour
advanced
But these traits often lead to massive problems
•
Humans have huge impact the Earth 's systems
•
now a on :
* carbon cycle ( fossil fuels )
*
nitrogen phosphorous cycle (fertilizers )
and
* ecosystem function
HUMAN POPULATIONS
to
DEMOGRAPHIC
Y
-
* shows po
ÉÉÉ 88 -
slowing
-
§ÉÉÉÉi,
e
carrying capacity o
•
• • -
industrialised
estimated to be
→
this is like
1750 1800 1850 1990 1 9 SO 2000 2050
year climate cha
→
past 101000 years of
human population
growth .
huge increase
↳
started
around 1800s .
