Sentences with phrase «what natural ecosystems»

Not exact matches

«If we can understand how the landscape has changed over decades and what that does to water quality, human health, and ecosystem health, we can begin to make predictions for the future,» said senior author Kathleen Alexander, professor of wildlife conservation in the College of Natural Resources and Environment and a Fralin Life Science Institute affiliate.

Not much is known about what happens in these transitional savanna ecosystems located between more arid and wetter climate zones, information critical to their management,» said lead author J. Tyler Fox, who earned his doctorate in fish and wildlife conservation in Virginia Tech's College of Natural Resources and Environment in 2016.

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.

The analysis looked at different kinds of natural fires, what drives them in various ecosystems, the ways public response to fire can differ, and the critical interface zones between built communities and natural landscapes.

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.

Berlow's research analyzes how natural ecosystems, with many species that are all interdependent — for example, a fox might eat mice and rats — and what happens if one of the animals goes extinct.

«In these habitats, the natural pollutants give us a glimpse into the future and help us think about what happens in ecosystems that suffer from human - induced changes or pollution,» he said.

[emphasis added] Bast: «We believe that climate has warmed in the second half of the 20th Century, we believe that there is probably a measurable human impact on climate but it's probably very small, we think that natural forces probably overwhelm any impact that human activity can have, that computer models are too unreliable to forecast what the future might hold for climate and finally that a modest amount of warming is probably going to be, on net, beneficial both to human beings and the ecosystem.

What's really interesting is that Kindle for the Web with a pattern to switch to Kindle ecosystem can be also a natural opportunity to sell on your blog Kindle e-readers.

We advocate including extreme events in the global planetary health indicators because extreme events have a particularly large impact on human and natural ecosystems — and that's what, ultimately, people care about most.

We recently ran a story on a permaculture project in a city «hood, but you might like a tad more on just what it is: «Permaculture (permanent agriculture) is the conscious design and maintenance of agriculturally productive ecosystems which have the diversity, stability, and resilience of natural ecosystems.»

Global overshoot occurs when humanity's annual demand for natural resources exceeds what Earth's ecosystems can renew in a year.

They hold out the promise of an end to starvation and of prosperity for poor farmers; but they also threaten what has been called «seed slavery» and unquantifiable harms to natural ecosystems.

And to try and understand what it would take to protect and sustain important natural ecosystems, such as coral reefs, or to prevent ice sheet disintegration.

With all of the negative effects predicted to occur in response to the ongoing rise in the air's carbon dioxide (CO2) concentration — a result of burning fossil fuels to produce energy — it is only natural to want to see what has been happening to our Earth's many ecosystems as the atmospheric carbon dioxide load has risen.

From CSIRO: «What we learned is that in spite of droughts, floods, volcano eruptions, El Niño and other events, the Earth system has been remarkably consistent in regulating the inter-annual variations in atmospheric carbon dioxide levels,» Tropical ecosystems regulate variations in Earth's carbon dioxide levels Rising temperatures, influenced by natural events such as El Niño,...

It's estimated, for instance, that building up natural habitats to effectively restore bee health globally would cost about $ 75 billion each year (that's less than 20 percent of what the world spends on soft drinks), saving the world an estimated $ 2 to $ 6.6 trillion annually in losses from deteriorating ecosystems.

Since then, ecologists have increasingly come to see all ecosystems as «novel» assemblages of species that come and go, with or without human interference, making establishing a baseline for what is «natural» and «normal» totally subjective.

Soils are providing an environmental service of sequestering this potent greenhouse gas, but the trunks are releasing methane equivalent to 4 percent of what could be captured by CWD and soils at the ecosystem scale,» said Rodrigo Vargas, assistant professor in the Department of Plant and Soil Sciences at UD's College of Agriculture and Natural Resources and lead investigator of the study, in a press release.

This is where we simply try to fix what we screwed up on this planet by mimicking the ecosystem function of a natural biome.

Net primary production (the amount of carbon converted to plant biomass) is far less than what would be absorbed from a natural forest ecosystem, and the carbon does not remain in the system very long.

The permaculture design process is based on observing what makes natural ecosystems endure, establishing their defining principles and using them to mirror nature in whatever we chose to design.