Sentences with phrase «impact of these natural cycles»

Tide and Current (Wyban 1992) clearly illustrates the impact of these natural cycles on the lifestyle and livelihood of Native Hawaiians tending coastal fishponds.

Not exact matches

These risks include, in no particular order, the following: the trends toward more high - definition, on - demand and anytime, anywhere video will not continue to develop at its current pace or will expire; the possibility that our products will not generate sales that are commensurate with our expectations or that our cost of revenue or operating expenses may exceed our expectations; the mix of products and services sold in various geographies and the effect it has on gross margins; delays or decreases in capital spending in the cable, satellite, telco, broadcast and media industries; customer concentration and consolidation; the impact of general economic conditions on our sales and operations; our ability to develop new and enhanced products in a timely manner and market acceptance of our new or existing products; losses of one or more key customers; risks associated with our international operations; exchange rate fluctuations of the currencies in which we conduct business; risks associated with our CableOS ™ and VOS ™ product solutions; dependence on market acceptance of various types of broadband services, on the adoption of new broadband technologies and on broadband industry trends; inventory management; the lack of timely availability of parts or raw materials necessary to produce our products; the impact of increases in the prices of raw materials and oil; the effect of competition, on both revenue and gross margins; difficulties associated with rapid technological changes in our markets; risks associated with unpredictable sales cycles; our dependence on contract manufacturers and sole or limited source suppliers; and the effect on our business of natural disasters.

One of the biggest lingering issues in the global warming slowdown is the full impact of the natural temperature cycles of Earth's oceans.

In order to understand Earth's recent temperature record, it's essential to understand the impacts from these natural cycles, says Byron Steinman, a paleoclimatologist at the University of Minnesota's Large Lakes Observatory in Duluth and lead author of the new study.

The negative impacts of jet lag and shift work could be significantly reduced if it were possible to reset our 24 - hour natural circadian or sleep / wake cycle.

Anthony Janetos • Lead Author, Working Group II, «Impacts, Adaptation and Vulnerability» of the IPCC Fourth Assessment Report (2007) • Contributing Author, Working Group I, «The Carbon Cycle,» IPCC Third Assessment Report (2005) • Lead Author, IPCC Special Report: Land Use, Land - Use Change and Forestry (2000) • Lead Author, Working Group I, «Greenhouse Gases: Sources and Sinks,» IPCC Second Assessment Report (2000) • Contributing Author, Working Group II, «Natural Terrestrial Ecosystems,» IPCC First Assessment Report (1990).

The probability calculation Almuth proposes is tailor made for influencing the public towards «greater» action, while a calculation that looked at say the impact of Kyoto in 2020 on the wind speed of a second Katrina, compared that to the variability introduced by natural cycles and emphasised that this was based on models, while there had been no conclusive trend in tropical cyclone wind speeds so far, would be made with a different kind of advocacy in mind (Pielke et al's paper is very clearly going in this direction).

In essence Tung & Zhou are dining at the denialist's last - chance saloon by invoking a 60 - year natural cycle (their cycle of choice being AMO) resulting in a reduced anthropogenic influence on climate, although they make sure to not directly challenge climate sensitivity by asserting that their findings will impact on assessment of net anthropogenic forcing and leave climate sensitivity estimates unchallenged.

Clearly, the loss of biodiversity (estimated at thousands of times the natural backgroud rate), the number of well known species that are threatened (10 - 40 % depending on taxonomic group), the loss of 10,000 - 30,000 genetically distinct populations per day (see Hughes et al., 1997) massive declines of groundwater, soil productivity and fertility, etc. as well as the fact that human activities now impact biogeochemical cycles over huge spatial scales is sufficient evidence that our species is living off of natural capital, rather than income.

The impact of policies which involve trade - offs between one GHG and another (such as replacing coal with natural gas, which would reduce CO2 but might increase methane emissions) is especially uncertain, since current models of both gases» life - cycles (and thus their relative GWPs) may need to be revised in the future.

Ok so how does nature deal with meteor impacts and volcanoes, i'm sure its not something nature predicts in its natural cycle of exactly how much Co2 leaves a volcanoe or meteor strike.

He added that by aiming to restore the natural carbon cycle, we can take advantage of carbon for the benefit of humans, so that it can create positive environmental impacts, not harm in the end.

Recalling the concern reflected in the outcome document of the United Nations Conference on Sustainable Development, entitled «The future we want», 1 that the health of oceans and marine biodiversity are negatively affected by marine pollution, including marine debris, especially plastic, persistent organic pollutants, heavy metals and nitrogen - based compounds, from numerous marine and land - based sources, and the commitment to take action to significantly reduce the incidence and impacts of such pollution on marine ecosystems, Noting the international action being taken to promote the sound management of chemicals throughout their life cycle and waste in ways that lead to the prevention and minimization of significant adverse effects on human health and the environment, Recalling the Manila Declaration on Furthering the Implementation of the Global Programme of Action for the Protection of the Marine Environment from Land - based Activities adopted by the Third Intergovernmental Review Meeting on the Implementation of the Global Programme of Action for the Protection of the Marine Environment from Land - based Activities, which highlighted the relevance of the Honolulu Strategy and the Honolulu Commitment and recommended the establishment of a global partnership on marine litter, Taking note of the decisions adopted by the eleventh Conference of the Parties to the Convention on Biological Diversity on addressing the impacts of marine debris on marine and coastal biodiversity, Recalling that the General Assembly declared 2014 the International Year of Small Island Developing States and that such States have identified waste management among their priorities for action, Noting with concern the serious impact which marine litter, including plastics stemming from land and sea - based sources, can have on the marine environment, marine ecosystem services, marine natural resources, fisheries, tourism and the economy, as well as the potential risks to human health; 1.

Three of the five scientists affirmed that changes in climate patterns are driven by natural cycles and are not impacted by humans.

Tar Sands and Unconventional Fossil Fuels In a previous post «Silence Is Deadly» I wrote, «The environmental impacts of tar sands development include: irreversible effects on biodiversity and the natural environment, reduced water quality, destruction of fragile pristine Boreal forest and associated wetlands, aquatic and watershed mismanagement, habitat fragmentation, habitat loss, disruption to life cycles of endemic wildlife particularly bird and caribou migration, fish deformities and negative impacts on the human health in downstream communities.»

Even if the regulation reduces the emissions by coal plants by 15 %, the impact on the total carbon cycle will be 0.03 % of natural emissions.

In no way can my summary of the research regarding the impact of regional climate change on the Viking civilization and Europe during the Little Ice Age be used to «prove» the current global warming is due to a natural cycle.»

If I were to speculate about additional natural factors; such as THC / MOC, or some assumed millennial ocean cycle, or some third unknown factor that impacts ENSO and the PDO, or some initiator of ENSO events; that speculation would detract from my work, not add to it.

«A reduction in the rate of warming (not a pause) is a result of short - term natural variability, ocean absorption of heat from the atmosphere, volcanic eruptions, a downward phase of the 11 - year solar cycle, and other impacts over a short time period,» Cleugh says.

The effects of glaciers melting are largely detrimental, the principle impact being that many millions of people (one - sixth of the world's population) depend on fresh water supplied each year by natural spring melt and regrowth cycles and those water supplies — drinking water, agriculture — may fail.

Teasing apart the impacts of human - propelled climate changes from those caused by natural cycles can still be difficult.

But a natural cycle of change in the North Atlantic may for the time being have countered the consequences of human combustion of fossil fuels, the rise of greenhouse gases and other impacts in the Arctic.

The impact of the Arctic as a source of natural methane and CO2 can be monitored by measuring the concentrations of these gases in samples from around the world (in combination with models), as is being done by the NOAA Carbon Cycle Greenhouse Gas program7, although maintaining these networks in an era of budget cuts is an area of concern.

That CO2 has any impact on the natural cooling and warming cycle of the earth is pure fiction.

I suppose the battle - lines here are drawn between on the one - hand those who believe in either significant natural feedbacks impacting the carbon cycle as - we - speak or who believe today's mitigation measures are useless, and on the other - hand those who would welcome some signs of a weakening of the accelerating CO2 - rise as this would encourage more mitigation actions (and less hand - wringing) and who consider CO2 emissions reporting is more than «fluff».

At the same time, while cycles do exist in natural variability, that does not diminish the impacts and potentials of human induced forcing on the system.

Current regulatory systems ignore the long - term implications of exposure to toxicity, unpredictable waste streams, environmental degradation and natural resource depletion that these materials cause, and while life - cycle and ecosystem services analyses are gaining traction, for the most part, the negative impact of these products is not given the attention it deserves.

I do think that there is a broad consensus that there likely is an effect from increased SST, but that so far it is not sufficiently significant to be visible in the impact record, while lots of other things are, including the well known natural decadal cycles affecting hurricanes, flood defenses and increasing population and property values.

By investigating earlier, natural CO2 variations, we expect to obtain information about feedbacks between the carbon cycle and climate and also the possible impact of the anthropogenic CO2 on the climate system.»

Even Prof Jones admitted that he and his colleagues did not understand the impact of «natural variability» — factors such as long - term ocean temperature cycles and changes in the output of the sun.

He said carbon dioxide has had no impact on temperature and that recent warming was part of the natural cycle of climate stretching over billions of years.