To find out more about the UNEP and the GEO4 Report click here.
On the UNEP home page are links to Web Animations for a number of Environmental issues which are I think well done and can be useful in clarifying what is at stake in for instance "Loss of Biodiversity".
Apart from the mass of data in the report there are short summary statements for each section which are reproduced below.
Section A Overview.
development is what we all do in attempting
to improve our lot within that abode.
The two are inseparable.”
Our Common Future
Section B State-and-Trend of the Environment: 1987-2007.
acidification of the global ocean, it influences
the Earth’s surface temperature, the amount,
timing and intensity of precipitation,
including storms and droughts. On land,
these changes affect freshwater availability
and quality, surface water run-off and
groundwater recharge, and the spread of
water-borne disease vectors and it is likely
to play an increasing role in driving changes
in biodiversity and species’ distribution and
relative abundance.
Section C Regional Perspectives: 1987-2007.
all regions is unfairly shifting burdens onto
future generations, and contradicts the
Section D Human Dimensions of Environmental Change.
collectively, contribute, often
inadvertently, to the suffering of
others while improving their own
well-being. This can result from
environmental changes which are
linked across scales and between
geographical regions through both
biophysical and social processes.
Section E The Outlook- Towards 2015 and Beyond.
opportunities in the future. Of particular
significance are the risks of crossing
thresholds, the potential of reaching turning
points in the relationship between people
and the environment, and the need to
account for interlinkages in pursuing a
more sustainable path.
Section F Sustaining Our Common Future.
lead, other stakeholders are just as important
to ensure success in achieving sustainable
development. The need couldn’t be more
urgent and the time couldn’t be more
opportune, with our enhanced understanding
of the challenges we face, to act now to
safeguard our own survival and that of
future generations.
Extracts from UNEP report GEO4.
"Global Environment Outlook October 2007"