Sentences with phrase «human coastal populations»

They help protect areas such as mangrove forests and seagrass beds that act as nurseries for marine animals, as well as human coastal populations.

Not exact matches

They found that all 15 human impacts increased after 1978, even though population growth remained constant, suggesting that economic growth contributed to coastal ecosystem decline.

The use of stone tools by macaques in Thailand has reduced the size and population density of coastal shellfish; previously it was thought that tool - assisted overharvesting effects resulted uniquely from human activity.

However I did look at what would happen after that in relative, rather than absolute time, by featuring not only changes in geography, but in chapter by chapter fashion looking at trends in human population, agriculture, coastal city infrastructure (all those buried wires!)

For example, mangroves are estimated to be worth at least US$ 1.6 billion each year in ecosystem services that support coastal livelihoods and human populations around the world *.

An ever increasing coastal population means that the impact of the storms on humans is much greater since so many people lose their homes and businesses.

But there are vast volumes of studies concluding that rising concentrations of greenhouse gases are already influencing the climate and will continue to raise the odds of fiercer floods, drier droughts and other disruptive changes, including a quickening pace of coastal retreats (and all as human populations soar in some of the world's most vulnerable places).

One thing is for sure, unless we address the really serious problem of human infrastructure and population the details of whether it's CO2 or not, or whether the coastal mangrove will suvive, is moot.

My take is that the tug of war over what's causing today's telegenic heat waves, floods, tempests — and even Arctic sea - ice retreats — distracts from the high confidence scientists have in the long - term (but less sexy) picture: that more CO2 will lead to centuries of climate and coastal changes with big consequences for a growing human population (for better and worse in the short run, and likely mostly for the worse in the long run).

Under the worst case scenario, as to this blowout, is there a risk that certain coastal areas will become uninhabitable or that certain aspects of the food and wildlife chains will be seriously impaired or pose a danger to the human population?

Loss of Land — Half of the human population lives in coastal areas or already below sea level.

(1) to provide new and additional assistance from the United States to the most vulnerable developing countries, including the most vulnerable communities and populations therein, in order to support the development and implementation of climate change adaptation programs and activities that reduce the vulnerability and increase the resilience of communities to climate change impacts, including impacts on water availability, agricultural productivity, flood risk, coastal resources, timing of seasons, biodiversity, economic livelihoods, health and diseases, and human migration; and

For instance, the large sea - level rise (up to 12 m) that would result from the melting of the Greenland and Antarctic ice sheets would have major impacts on coastal areas, with effects both on biological systems and human populations.

Thus, through the foreseeable future (very optimistically 2085), other factors will continue to outweigh climate change with respect to human welfare as characterized by (a) mortality for hunger, malaria and coastal flooding, and (b) population at risk for waters stress.

[2] This rise in sea levels around the world potentially affects human populations in coastal and island regions [3] and natural environments like marine ecosystems.

The poor condition of corals of the Florida Keys over the last three decades results from a combination of many factors, including effects of human population through coastal development, overfishing, ship groundings, and water quality degradation from terrestrial, marine, and atmospheric pollution (including temperature increases).

A recent example of misreporting are the «scientific» news stories based on a study's press release that increased ocean acidification, presumably from human CO2 emissions, was dissolving the poor coastal starfish population.

Extreme weather events associated with climate change pose particular challenges to human settlements, because assets and populations in both developed and developing countries are increasingly located in coastal areas, slopes, ravines and other risk - prone regions (Freeman and Warner, 2001; Bigio, 2003; UN-Habitat, 2003).