Derawan Beach is one of the best snorkeling and diving locations, boasting a stunning
coastal ecosystem from coral reefs and seagrass beds to mangrove forests.
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.
After initial confrontations with environmental groups fighting a wave of shrimp farm development that was damaging
coastal ecosystems from Asia to the Americas, Thornton, together with Tim Smith, a biologist working for the World Wildlife Fund, refined methods for controlling feed and water that dramatically cut pollution.
Not exact matches
Instead, a suite of regulations enacted
from the 1970s to the mid 1990s helped restore southern California's
coastal ecosystem enough for its white shark nursery to eventually start recovering.
The sanctuary, which is located in the Great Marsh, a 20,000 - acre
ecosystem that extends
from Cape Ann to New Hampshire, consists of extensive salt marshes, fields, and
coastal forests.
$ 480,575 has been awarded
from the Great Lakes Basin Small Grants Program; an additional $ 200,000 will be available 2017 to support
coastal resiliency projects: · Natural infrastructure / living shoreline protection techniques ·
Coastal wetland monitoring and restoration activities · Green infrastructure to improve
coastal resiliency · Community stewardship and education initiatives ·
Coastal property /
ecosystem vulnerability analyses · Economic and social analyses of the value of resiliency measures
Dr Svetlana Jevrejeva
from the NOC, who is the lead author on this paper, said «
Coastal cities and vulnerable tropical
coastal ecosystems will have very little time to adapt to the fast sea level rise these predictions show, in scenarios with global warming above two degree.
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.
From overfishing and pollution to
coastal development and climate change, fragile coral
ecosystems are disappearing at unprecedented rates around the world.
«Recent studies have shown that there's substantial lateral carbon exports
from these
ecosystems toward the
coastal ocean and that is something that we also would like to understand,» said Vargas.
An initial high - resolution study shows that off Peru the ocean layer called «oxygen minimum» where life is limited is sensitive to the intensity of the seasonal current
from the equator that brings water containing little oxygen to the
coastal ecosystem.
In a related Policy Forum, Lubchenco and Sutley (p. 1485) propose an approach to safeguard U.S. ocean,
coastal, and Great Lakes
ecosystems from the increasingly numerous and intense stresses that human activities are causing.
Recent research suggests that healthy, intact
coastal wetland
ecosystems such as mangrove forests, tidal marshes and seagrass meadows are particularly good at drawing carbon dioxide
from the atmosphere and storing it for hundreds to thousands of years.
In the meantime, they have their fingers crossed that the dispersant at least prevents the oil
from washing ashore, where it mucks up delicate
coastal ecosystems.
«The goal of our research was to explore the opportunities for marine fisheries reform in China that arise
from their 13th Five - Year Plan and show how the best available science can be used in the design and implementation of fisheries management in China's
coastal and ocean
ecosystems,» said Cao, a Research Scholar with Stanford's Center on Food Security and the Environment (FSE) and Shanghai Jiao Tong University.
The aquarium trade and other wildlife consumers are at a crossroads forced by threats
from global climate change and other anthropogenic stressors that have weakened
coastal ecosystems.
Scott has recently taken up an adjunct research position at the Centre for Tropical Water and Aquatic
Ecosystem Research, James Cook University where he is currently: (i) investigating the importance of enhanced larval survival and strong «local» reef interconnectedness as a triggering agent for primary outbreaks of crown ‐ of ‐ thorns starfish on the central GBR, and (ii) assessing potential improvements in the health of
coastal seagrass and dependent dugong populations due to targeted reductions in fine sediment loads
from the GBR catchment.
Marine Biologist Tom Iliffe, also
from Texas A&M University at Galveston, said: «Providing a model for the basic function of this globally - distributed
ecosystem is an important contribution to
coastal groundwater ecology and establishes a baseline for evaluating how sea level rise, seaside touristic development and other stressors will impact the viability of these lightless, food - poor systems.»
At the Great Barrier Reef, the world's largest coral reef
ecosystem at approximately 133,000 square miles (about the size of New Zealand), establishing the Great Barrier Reef Marine Park in 1975 was a first step, but not until the park was rezoned between 1999 and 2003 was the reef given the protection needed to rebound
from threats that include shipping, dredging, commercial fishing, nutrient and pesticide runoff,
coastal development and diving.
They provide us with essential
ecosystem services, such as
coastal protection
from storms and nursery grounds for fish.
The
coastal ecosystems of mangroves, seagrass meadows and tidal marshes mitigate climate change by sequestering carbon dioxide (CO2)
from the atmosphere and oceans at significantly higher rates, per unit area, than terrestrial forests (Figure 1).
Experts estimate that as much as 1.02 billion tons of carbon dioxide are being released annually
from degraded
coastal ecosystems, which is equivalent to 19 % of emissions
from tropical deforestation globally *.
The Intergovernmental Panel on Climate Change (IPPC) notes that climate change, if not tackled, will have severe negative impacts on global water supply, agricultural yields, forest
ecosystems and the spread of vector - borne diseases, and could result in the displacement of thousands of people
from coastal cities and small islands.
Explore the marine
ecosystem, nature reserves, and coral reef; get up close and personal with
coastal birds, stingrays, turtles and over 50 different species of coral, all
from your kayak.
«Another incredible hike to really learn the
coastal scrub
ecosystem would be
from Rodeo Beach up the
Coastal Trail to Hill 88 and then down the Wolf Ridge Trail to the Bobcat Trail.»
After receiving his bachelor's degree in classical music performance
from the University of Michigan in 2004 (and since supplemented with years of volunteering in the park, interning at the San Francisco Botanical Garden, running his own California native gardening business, and taking countless classes in all aspects of the natural world), you can find him at Lands End, often performing experiments to assess the health effects of accordion music on newly - planted California
coastal scrub
ecosystems.
Its 400,000 acres are home to eight distinct
ecosystems — moving
from the mangrove, wallum, and banksia forests of the west and into the subtropical rainforest of the interior, skirting clear dune lakes and bouncing through «wet» and «dry» eucalyptus forests, before finally emerging on the wind - lashed
coastal dunes of the expansive eastern beach, is literally a trip through time.
Located about four miles away
from Ambergris Caye, the reserve encompasses three very different marine
ecosystems: the reef, seagrass bed, and
coastal mangroves, which are vital for the many species of fish and marine life found in the area.
Due to the intact connectivity of the extensive seagrass beds, desnse mangrove forests, and robust coral reefs, the remoteness of the area, and the history of protection
from coastal development, the Gardens of the Queen represents a «baseline» for a nearly pristine Caribbean marine
ecosystem; an
ecosystem that includes healthy populations of apex predators like sharks and groupers, important grazers like Rainbow parrotfish and long - spine sea urchins, and recovering endangered species like elkhorn coral and hawksbill sea turtles.
It includes a wide range of
ecosystems from desert or semi-desert areas to
coastal and marine habitats.
Parties are encouraged, where possible, to reduce anthropogenic emissions and enhance removals
from terrestrial,
coastal, and marine
ecosystems, ensuring synergies with other environmental objectives.
Runoff
from parking lots, gas stations, and driveways invisibly puts the equivalent of one and a half Exxon Valdez loads of petroleum into
coastal ecosystems each year, the National Research Council (2003) recently found.
A new analysis by dozens of scientists provides a useful update on measured and anticipated impacts of human - driven climate change on
ecosystems from western forests to
coastal waters.
New offshore drilling would damage the marine
ecosystem and put
coastal communities at risk
from oil spills.
And a lack of
coastal infrastructure, such as deepwater ports, means that spills of the heavy fuel oil that powers most vessels could wreak havoc on both
ecosystems and reputations, because clean - up missions would have to set out
from much farther away and would take much longer to be effective.
Bridlington, Whitby, and other English
coastal towns have long depended on the North Sea fishery for food and income.2 But global warming is affecting plankton and changing the marine food chain, compounding the pressures of overfishing.3 The resulting disruption of the
ecosystem could damage the fishing industry and hurt North Sea
coastal communities
from the United Kingdom to Scandinavia.
Our oceans are under attack
from pollution around the globe and we must work together to protect our
coastal areas and vast ocean
ecosystems.
Such measures can range
from «working with nature» (e.g., placing a greater emphasis on
coastal resource management, or protecting mangrove and natural reef
ecosystems), to a concerted «climate - proofing» of infrastructure, including storm - drainage systems, water supply and treatment plants, as well as protection or relocation of energy or solid waste management facilities.
«Carbon choices determine US cities committed to futures below sea level» «Economic impacts of climate change in Europe: sea - level rise» «Future flood losses in major
coastal cities» «Forecasting the effects of accelerated sea - level rise on tidal marsh
ecosystem services» «Coral islands defy sea - level rise over the past century: Records
from a central Pacific atoll»
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.
The Intergovernmental Panel on Climate Change (IPPC) notes that climate change, if not tackled, will have severe negative impacts on global water supply, agricultural yields, forest
ecosystems and the spread of vector - borne diseases, and could result in the displacement of thousands of people
from coastal cities and small islands.
The loss of coral reef
ecosystems also is exposing people to flooding,
coastal erosion and the loss of food and income
from reef - based fisheries and tourism, he added.
These concern damages to
coastal infrastructure and low - lying
ecosystems from continuing sea level rise, where damages would be widespread if sea level turns out to be at the upper end of current scenarios; and, threats to agricultural production in both far south - eastern and far south - western Australia, which would affect
ecosystems and rural communities severely at the dry end of projected rainfall changes.
The Intergovernmental Panel on Climate Change (IPPC) notes that climate change, if not tackled, will have a severe negative impact on global water supply, agricultural yields, marine
ecosystems and the spread of vector - borne diseases, and could result in the displacement of thousands of people
from coastal cities and small islands (Kenya climate change action plan).
Read the latest
from RFF experts on developing adaptation strategies for
coastal ecosystems and agriculture, household demand for flood insurance and NFIP reform options, possibilities for state and regional carbon pricing policies, and more.
Coastal and marine
ecosystems provide a range of valuable
ecosystem services, ranging
from fisheries and
coastal protection, to carbon stocks that are important for mitigating climate change.
From what I know about boreal
ecosystem, trees at the
coastal treeline, for example, when exposed to predominantly northern cold winds like these, show a very clearly articulated response with all foliage developed at the southern part of the tree and only bare stems facing the wind.
Ocean - lovers
from all walks of life came together to create marine protected areas because MPAs have been proven to enhance the resilience of ocean
ecosystems to withstand cumulative impacts of human and natural stressors (e.g., pollution,
coastal development, fishing pressure, climate change, etc.).
This IUCN report notes: «Recent research suggests that healthy, intact
coastal wetland
ecosystems such as mangrove forests, tidal marshes and seagrass meadows are particularly good at drawing carbon dioxide
from the atmosphere and storing it for hundreds of thousands of years.»
States that allow drilling would get 37.5 percent of revenues
from sale of the oil to help protect
coastal ecosystems.