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Cliffs were preferred nesting sites, but today many nest on high-rises. Sea cucumber: Relative of starfish and sea lilies; popular in Asian cuisine. Fourteen species found in Northwest waters. Marsh shrew: Insect-eating aquatic shrew with fringe of hairs on toes to aid swimming. Can run on top of the water for several seconds.
While marine pollution can be obvious, as with the marine debris shown above, it is often the pollutants that cannot be seen that cause most harm.. Marine pollution occurs when substances used or spread by humans, such as industrial, agricultural and residential waste, particles, noise, excess carbon dioxide or invasive organisms enter the ocean and cause harmful effects there.
"Application of the physical and biological sciences has made today arguably the best of times: we live longer and healthier lives, food production has doubled in the past 35 years and energy subsidies have substituted for human labour, washing away hierarchies of servitude. But the unintended consequences of these well-intentioned actions ...
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Scuba diving tourism is a growth industry, and it is necessary to consider environmental sustainability, as the expanding impact of divers can adversely affect the marine environment in several ways, and the impact also depends on the specific environment. Tropical coral reefs are more easily damaged by poor diving skills than some temperate ...
Drought, sea level rise, more intense storms and heatwaves are already impacting the region. Here’s what we can expect in the coming years.
The environmental movement today consists of both large national groups and also many smaller local groups with local concerns. Some resemble the old U.S. conservation movement – whose modern expression is the Nature Conservancy, Audubon Society and National Geographic Society – American organizations with a worldwide influence.
Wetland conservation is aimed at protecting and preserving areas of land including marshes, swamps, bogs, and fens that are covered by water seasonally or permanently due to a variety of threats from both natural and anthropogenic hazards. Some examples of these hazards include habitat loss, pollution, and invasive species.