«We need to be less sure about
what land ecosystems will do and what we expect in the future,» says ecosystem ecologist Peter Reich of the University of Minnesota in St. Paul, who led the study.
Volk: Well, yeah, some is going into the ocean, but as you point out, there are mysteries still there about
what the land ecosystems are doing to the CO2.
Not exact matches
If there is a spill on
land or water,
what assurances do Burnaby and the Lower Mainland of B.C. have that its
ecosystem can ever be fully restored?
The survival of
ecosystems and species, of
land and air and water, depend now on
what we do and
what we refrain from doing.
Given the emphasis on
ecosystems or biotic communities that is so central to the
land ethic,
what is the moral status of the individual organism?
And yet
what effect do fragments of plastic have on
ecosystems «on dry
land»?
By, for example, examining
what people in the area use different trees and shrubs for and look at how the landscape changes, we can better understand how
land use, social change, climate and
ecosystems interact, even in ways that can be unexpected,» says Lowe Börjeson, Associate Professor at the Department of Human Geography, Stockholm University.
Researchers at the National Oceanic and Atmospheric Administration's (NOAA) Alaska
Ecosystems Program announced findings this week that may explain
what the marine mammals are looking for when they swim hundreds of kilometers from
land in search of food.
As non-native species,
land development, and climate change remodel river
ecosystems, it is no longer easy to define
what is «natural» for river systems.
By 80m years ago these mega tyrannosaurs were terrorising
what is now North America and Asia, spreading into all
ecosystems on
land, displacing smaller predators, and eating whatever they wanted.
Whether dealing with historically intact or novel
ecosystems — the 47 percent of Earth's ice - free
land that has been altered by humans — scientists need to look at the paleobiology of the region, that is,
what the
ecosystem looked like before humans altered it, and seek to rebuild it to some degree toward that natural balance, Barnosky said.
It quickly became obvious that the vast majority of the bacteria released by people in the hospital die shortly after
landing in
what is a remarkably inhospitable
ecosystem.
Although it is absolutely necessary to change the economic incentives if
land is to be managed as an
ecosystem,
what I want to suggest is that the definition of a PES as well as of
ecosystem valuation needs to take into account that services from
ecosystems have very different characteristics from a loaf of bread.
What is more, Pocket Card Jockey and Azure Striker Gunvolt 2 are scheduled to
land on Nintendo's
ecosystem soon enough.
I started to really unpack just how much
land there was in the game, filling out my map and establishing a sense of the game's
ecosystem, and
what I was or wasn't ready to handle.
What I think just about everybody underestimates is 1) the historical difficulty of «living off the
land», and 2) the degree to which that is compounded by
ecosystem disruption and «weather weirding.»
This means that the
land ecosystems took up 120 GtC and returned 120 GtC (the exact numbers don't matter here,
what matters is that they are the same).
And we do that by the mapping and figuring out where important species live and how much
land, or
what kind of functioning
ecosystem they need to survive.
What we do now can save species,
ecosystems, arable
land, and communities that will otherwise be lost to sea - level rise.
JS: In the Himalayas, there's very rapid warming to the point where their whole
ecosystems, environments,
land use and agriculture are changing without them really realizing
what's happening.
Posted in Adaptation, Advocacy, Biodiversity, Carbon, Development and Climate Change,
Ecosystem Functions, Environment, Global Warming, Governance, Green House Gas Emissions, Health and Climate Change, Information and Communication, International Agencies,
Land, Lessons, News, UNFCCC, Vulnerability, Water, Weather Comments Off on
What Will It Take to Solve Climate Change?
Join GLOBE EU, the Global Legislators Organization for Balanced Environment and Global Footprint Network in marking Earth Overshoot Day — the date when humanity's annual demand for the goods and services that our
land and seas can provide exceeds
what Earth's
ecosystems can renew in a year.
Posted in Development and Climate Change,
Ecosystem Functions, Environment, Information and Communication, International Agencies,
Land, Lessons, News, Research, Vulnerability, Water Comments Off on Drought - Stricken Midwest's Floods: Is This
What Climate Change Looks Like?
Although the time resolution of old air locked in ice cores is not enough to preserve seasonal cycles, there is no doubt that the seasonal cycle, which is mostly caused by photosynthesis and respiration of
ecosystems on
land, was similar to
what we observe today.