If you are a man displaying symptoms of an enlarged prostate, you should contact your doctor and consider getting tested. Symptoms primarily involve difficulty urinating: pain, a slow flow, trouble starting and stopping, or a bloody discharge.
Importance of polar bears. Polar bears are at the top of the food chain and have an important role in the overall health of the marine environment. Over thousands of years, polar bears have also been an important part of the cultures and economies of Arctic peoples.Polar bears depend on sea ice for their existence and are directly impacted by climate changeâserving as an important indicator species.ffects of Climate Change. Polar bears depend on sea ice as a platform from which to hunt seals, rest and breed. For more than 20 years the summer sea ice has been decreasing in size and melting for longer periods of time.
Why are Rainforests Important? There are many reasons why rainforests are important which can be put under the following headings: Biodiversity. Rainforests contain about half of the existing plant and animal species in the world. They contain a third of the worldâs bird species and 90% of its invertebrates. The remaining African rainforests contain more animals and plant species than are found anywhere else on the continent.