Abstract:
Nowadays, Environmental insecurity is the major threat to the human security in the modern developing international system. The degradation of the local environmental systems and spill over there consequences to the global system can be made minatory area to the human being. As a result of this, in 2015 The United Nation Organization adopted Sustainable Development Goals for protect human security, Environmental security and protect future generation etc. There are seventeen goals in the Global Indicator Framework of for the sustainable development goals and targets of the ‘2030 Agenda’ for Sustainable Development. In this sustainable development goals, 13, 14 and 15 goals are squarely adjoined for the global environmental problems. In this study underlying the fifteen-goal named, ‘Life on land: sustainably manage forests, combat desertification, halt and reverse land degradation, halt biodiversity loss.’ It is most valuable goal for Sri Lanka. Because Sri Lanka is a country which has full of biodiversity and natural beauty. This study examined, how Sri Lankan government work of the environmental policies and projects and there strengths and weaknesses during the time period of 2015 to 2019. This study confirmed a positive and negative relationship between BellanwilaAttidiya wetland and Sri Lankan government. This paper is analytical to survey how the collapse of Biodiversity effects in the Attidiya wetland in the present, the issues related and the solutions for them. The main purpose of this study is demonstrating a ‘Good Governance’ element related to the ‘Environmental Governance’ and Sri Lankan process of the good governance after 2015. This study increases the understanding of the relationship between good environmental governance and sustainable environmental system.