This manual is the product of countries requests for assistance in strengthening and developing national regulatory frameworks related to marine Invasive Alien Species (IAS) in particular with respect to the transfer of potentially harmful aquatic organisms and pathogens in ships ballast water and sediments. It is directed at national level practitioners as a hands-on guide to the development of national ballast water management strategies.
World Heritage properties are some of the most unique places on our planet because of the range of outstanding and unique natural or cultural features and values that they contain. Like anything precious these places need to be protected and cared for responsibly. The purpose of this manual is to help those responsible for managing World Heritage properties with natural values by suggesting what they need to think about when producing a management plan for their property.