Global land cover change and monitoring tools
No description yet. This curated deck is ready for daily study.
Card preview (13)
whats land cover
biophysical attributes of earths surface - soil, concrete, grass, trees, marsh, standing water
land use
suggests economic function
policy driven change
councils make decisions on the basis of spatial info
whats the environmental performance index
ranks and qualifies how well countries perform on high-priority environmental issues in 2 broad policy areas: protection of human health from envtl harm and protection of ecosystems
land cover impacts on global climate change:
biogeochemical biogeophysical
what % of earth does urbanisation occupy
2%
what can we do to make cities more green
• retrofit green cities - grass on roofs
benefits of green space
mental health improves - cheaper than NHS resources
how many satellites in orbit now
over 1000
when were the first arial sensing pictures taken and by who?
1858 French photographer and balloonist Nadar
what happened in 1977
KH-11 military series of satellites give first near real time imagery
whats our remote sensing like now?
-hyper temporal observations -data every 15mins -can see individual people from space 50cm resolutions from space
products of the info we have
• global land cover maps • MODIS fire- detects fires • can predict populations • dont know impacts just cus we know landcover • can know how much carbon stored by forest cover