Sentences with phrase «of coastal ecosystems»

First, Caribbean - wide, communities are seeing declines in the health of coastal ecosystems and fish populations.

Another major environmental stress for which population growth is directly responsible is degradation of coastal ecosystems.

Hence, the pH dynamics of coastal ecosystems are not captured adequately by current models projecting changes through the twenty - first century.

Some of the 30 studies suggest features of coastal ecosystems may even protect the built environment during a natural disaster.

«Only by doing that do I strongly believe that sustainable management of coastal ecosystems and small island nations can be fully protected,» he said.

The bay's aquatic vegetation, including seagrasses and freshwater grasses, is an important part of coastal ecosystems, says study coauthor Jonathan Lefcheck, a marine ecologist at the Bigelow Laboratory for Ocean Sciences in East Boothbay, Maine.

These environments, along with other forms of coastal ecosystems such as tidal marshes and sea grasses, have been given the name «blue carbon» to differentiate them from the «green» carbon of other forests, where carbon is absorbed above ground in trees.

Anthropomorphic changes threaten the stability of coastal ecosystems, but whether economic growth contributes to such degradation is unknown.

This makes it difficult for scientists to study the evolution of a coastal ecosystem from its unsullied state to its current condition, says fisheries and restoration ecologist Hunter S.

Carbon is dominantly stored belowground in the soils of coastal ecosystems (see figure 2).

Conservation and restoration of these coastal ecosystems has been increasingly addressed in international and national climate change mitigation policy and finance mechanisms.

Coastal land - use conversion and degradation of coastal ecosystems creates a new carbon source called «blue carbon.»

Figure 2: showing value of coastal ecosystems carbon sinks versus terrestrial forests; Source: Cifuentes & Kauffman

Coastal squeeze - The squeeze of coastal ecosystems (e.g., salt marshes, mangroves and mud and sand flats) between rising sea levels and naturally or artificially fixed shorelines, including hard engineering defenses.

In contrast, the revised paradigm of anthropogenic impacts on seawater pH accommodates the full range of realized and future trends in pH of both open - ocean and coastal ecosystems and provides an improved framework to understand and model the dynamic pH environment of coastal ecosystems, with observed daily fluctuations often exceeding the range of mean pH values estimated for the open ocean as a consequence of OA during the twenty - first century by GCMs (Price et al. 2012; Tables 1 and 2).

Interaction between ocean acidification due to anthropogenic CO2 emissions and the dynamic regional to local drivers of coastal ecosystems have resulted in complex regulation of pH in coastal waters.

The Council of Australian Governments» (COAG) adopted National Climate Change Adaptation Framework (the Framework) states that a potential area of action is to «identify vulnerable coastal areas and apply appropriate planning policies, including ensuring the availability of land, where possible, for migration of coastal ecosystems.»

[76] Reintroduction of sea otters to British Columbia has led to a dramatic improvement in the health of coastal ecosystems, [77] and similar changes have been observed as sea otter populations recovered in the Aleutian and Commander Islands and the Big Sur coast of California [65] However, some kelp forest ecosystems in California have also thrived without sea otters, with sea urchin populations apparently controlled by other factors.

Reintroduction of sea otters to British Columbia has led to a dramatic improvement in the health of coastal ecosystems, [143] and similar changes have been observed as sea otter populations recovered in the Aleutian and Commander Islands and the Big Sur coast of California [144] However, some kelp forest ecosystems in California have also thrived without sea otters, with sea urchin populations apparently controlled by other factors.