The most comprehensive analysis to - date, the IPCC third assessment report (Kauppi et al. 2001), included the sequestration capacity and potential
ecosystem effects of various BCDR strategies, but had a relatively brief treatment of potential negative ecological effects.
Not exact matches
As a junior studying geography at Colgate University, Jake extensively researched the negative
effects of single - use plastic on the oceanic
ecosystem for his final thesis.
As for the
ecosystem, the FDA concluded that the chance
of any adverse
effects «is largely negligible.»
Over time, as people became more and more aware
of the
effects commonly used products can have on the environment, plastic - happy clients who once cared mostly for cost and convenience morphed into savvy customers with real concerns about the impact polyethylene and other petroleum - based products have on the
ecosystem.
Also, the dye they would use is similar to the dye used in ink packs to secure money at the bank, and the poison would be one designed to kill parasites, neither
of which have negative side
effects on the rhino or other animals in its
ecosystem.
He wanted to see the
effect of fish processing plants on the
ecosystem but he didn't expect to find such a gruesome scene.
We've always understood this in the context
of nature -; the «butterfly
effect») is often cited albeit scientifically unproven -; where a material variation in any basic
ecosystem could inadvertently harm countless other and different lives, but it's been underappreciated in the business world.
Basing your business in this global industry cluster brings enormous advantages: Network
effects, economies
of scale, access to the world's best talent, deep pools
of capital, a rich
ecosystem of resources and know - how for both startups and mature companies, a nurturing entrepreneurial culture, infectious energy, and strong trust relationships that make the impossible possible.
Submissions at the hearing revealed significant uncertainties on the
effects of the project on primary productivity in the water
ecosystems, impacts on endangered marine mammals, and impacts on existing indigenous and commercial fishing interests.
Environmental water is also being used to improve the overall resilience
of the
ecosystems — that is, ensuring the rivers and wetlands are in good health so they can withstand the short - term
effects of events such as blue - green algal blooms.
Organic agriculture not only enables
ecosystems to better adjust to the
effects of climate change but also offers a major potential to reduce the emissions
of agricultural greenhouse gases92.
The Army Corps
of Engineers warned before the work started that it would «destroy and disturb the natural terrestrial and aquatic
ecosystem, have long - lasting
effects upon the environment and encourage further floodplain development» according to a Buffalo Niagara Riverkeeper 2002 report.
So, the researchers argue, a major decrease in availability
of the element would have had catastrophic
effects on the ocean's
ecosystems — and thus may have caused, or at least played a major role in, the widespread die - offs.
And yet what
effect do fragments
of plastic have on
ecosystems «on dry land»?
Using computer simulation, the researchers investigated the
effects of elevated CO2 across a variety
of ecosystems.
Disrupting a population could also produce ripple
effects in other corners
of the
ecosystem, for example taking a food source from aquatic predators that feed on mosquito larvae.
«Reduced
ecosystem functions in oil palm plantations: Scientists assess environmental
effects of forest conversion.»
A study, involving researchers from the University
of Southampton, found that water - limited
ecosystems in arid and semi-arid regions, such as The Great Plains and South - West United States and some in Australia and Mediterranean Europe, were particularly impacted by these indirect
effects.
The indirect
effects of rising atmospheric carbon dioxide (CO2) levels, such as changes in soil moisture and plant structure, can have a bigger impact on
ecosystems than previously thought.
They found that although there was small leakage into the water, it was confined to a minority
of the injected CO2, and the
effects on the surrounding
ecosystem were negligible.
Understanding the importance
of these indirect
effects, in comparison to the direct
effects, will improve our understanding
of how
ecosystems respond to climate change.
This study highlights the importance
of considering hydrological drought for wildfire prediction, and the researchers recommend that hydrology should be considered in future studies
of the impact
of projected ENSO strength, including
effects on tropical
ecosystems, and biodiversity conservation.
The two major dams, the Hoover Dam near Las Vegas and the Glen Canyon Dam below Lake Powell in Utah, have had major
effects on wildlife and fish in the Colorado River, altering their natural
ecosystems, drowning their habitat, and changing the temperatures
of the waters in which they evolved.
«Colonization by shrubs, for example willows, would have a cascade
effect on the
ecosystems in Svalbard as there are only very fragmented populations
of shrubs [there] today,» Alsos says.
«Our modeling results suggest that the physical aspects
of the kelp — its sheer size and its presence, the shade that it casts, its
effect on flow and the habitat it provides for predators — affect the reef
ecosystem more than its productivity,» Miller said.
If even a fraction
of the planned projects is completed, the habitat disruption could have a cascade
of ecosystem effects with devastating consequences, scientists say.
Using over a decade's worth
of data from the Santa Barbara Coastal Long Term Ecological Research project, supported by the National Science Foundation, the investigators examined the
effects of kelp on groups
of organisms in the kelp forest
ecosystem.
A leading ecologist with decades
of experience in the
effects of disturbance on
ecosystems, Woodwell shows that diverse industrial activities — from nuclear power production to fossil - fuel burning to contemporary agricultural practices — are affecting the chemical processes that underpin all life on Earth.
A complex set
of chemical processes dissolves that CO2 and turns it into carbonic acid, which dissolves shells and coral, creating a cascade
effect that could disrupt entire marine
ecosystems.
Matyas Ripszam has also examined the
effects of higher temperature and different concentration
of organic carbon content on the distribution
of pollutants in modelled real - life marine
ecosystems, so called mesocosms.
As Germán Orizaola, co-author
of the study published in the journal Ecology and a researcher at the Swedish university states «Among the many challenges climate change poses to natural
ecosystems, the
effect it can have on the dietary preferences
of living organisms is a field
of study that has been attracting researchers» attention in recent years.»
«We should be thinking
of ways to reduce our negative
effects on the natural environment and these results show that if we do basic conservation and management, it can make a big difference in terms
of how
ecosystems will weather climate change,» Harley said.
Animal movement is fundamental for
ecosystem functioning and species survival, yet the
effects of the anthropogenic footprint on animal movements have not been estimated across species.
The climate exposure
of each reserve provides «first alarm» indicators about the
effects of climate change on coastal
ecosystems.
Next, the team plans to investigate the
effects of nanoparticles in a controlled wetland
ecosystem, complete with algae, aquatic plants, microbes, insects, zooplankton and fish.
«It's very encouraging because it suggests that we may be able to make smart management decisions to mitigate the damaging
effects of extreme weather events on urban
ecosystems.»
Scientists have observed the CO2 fertilization
effect in natural
ecosystems, including in a series
of trials conducted over the past couple decades in outdoor forest plots.
But she's still excited by the new «warm up - and - watch» approach, which she hopes could be used elsewhere to forecast the
effects of climate change on entire
ecosystems.
Examples
of such areas include understanding relationships between intended genetic changes and an organism's observable traits, the unintended
effects of genetic changes on target and non-target organisms, predicting and monitoring
ecosystem responses, and quantifying the economic and social costs and benefits
of biotechnologies.
A sudden halt to the use
of such methods, due to issues such as major negative
effects, would also lead to rapid climate change, to which
ecosystems and societies would have difficulty in adapting.
That is another reason for concern about the worldwide decline in biodiversity, he notes: «The loss
of diversity is probably having adverse
effects on stability and productivity and the ability
of the
ecosystem to respond to global climate change.»
Even the species identification methods are deficient, regardless
of the fact that gelatinous zooplankton can be abundant in the
ecosystem and have a major
effect on both the upper and lower levels
of the food web,» says Majaneva.
Several rare upland bird species are being put at risk together with other
ecosystem functions by the
effects of climate change on the UK's blanket bogs, ecologists at the University
of York have discovered.
Based on these findings, we identify knowledge gaps and fruitful areas for research that will further our understanding
of the
effects of climate change on
ecosystems.
The work was made possible with the development
of Tropical Managed Forests Observatory, a pan-tropical network aimed at understanding the long - term
effects of logging on tropical forest
ecosystems.
But even at these low concentrations, Buxton says, the
effect of personal care products on river
ecosystems is unknown.
Porter warned that if corals continue to die, he sees «the possibility
of disruption
of ecosystem function» — with far - ranging
effects on other organisms.
«Climate change has already imposed a significant
effect in a wide range
of plant species not restricted to sensitive
ecosystems.»
Bärbel Hönisch, a marine biologist and geochemist at Columbia University's Lamont - Doherty Earth Observatory, points out that «none
of these strategies has been tested over the long term, and the potential
effects on the
ecosystem are uncertain.»
They found that saving various
ecosystem services would not preserve species — mostly because
of the negative
effects on crop pollination and forage production.