Orbital cellulitis is a rare complication of orbital fracture, and seems to be more common when paranasal sinus infection preexists or occurs within several weeks of the injury. Oral antibiotics given after the orbital injury may not prevent orbital cellulitis or abscess formation.
Marine debris is any man-made object that enters the coastal or marine environment. From the tiniest piece of plastic to giant free-floating fishing nets, ocean pollution causes many challenges for animals in the wild.
Home Â» Our work Â» Saving the natural world Â» Oceans and marine Â» Marine threats Â» Marine pollution and debris Â» Marine pollution. Poor water and sediment quality are the most serious known pollution threats to Australiaâs coastal and marine environments.Land based pollution affects our ocean and coastâs ecology, our health, our enjoyment of our beaches and even our livelihoods derived from commercial use of marine resources.oxic chemicals enter the marine environment through deliberate illegal dumping or through run-off from land-based activities. Almost every marine organism, from the tiniest plankton to whales and polar bears, is contaminated with man-made chemicals, such as pesticides and chemicals used in common consumer products.