Q2. Landfills produce emit various amounts of greenhouse gases (GHGs). Methane for instance, is a GHG which actually has a higher warming potential than carbon dioxide. This means that methane is better at trapping heat than carbon dioxide and the process of global warming can occur more rapidly.
Socially, landfills are not the best solution in managing waste in Hong Kong (HK) due to space limitations. Residents do not want a landfill to be built near their homes because landfills have been shown to have negative effects on human health. Since space is limited and landfills have negative health effects, a better solution than “building more landfills” is required.
Economically, landfills have negative externalities which are environmental, social, and economic burdens to society. repeated??On the economic perspective, currently there is not much of an implementation of the polluter pays principle. While there are certain government levies in place, such as …show more content…
Food waste problems have to be solved in a systematic way that every part of the food waste management hierarchy have to be catered. Public participation is most crucial to achieve the vision of “Use Less” and “Waste Less”. Promotion and awareness programs, like “Food Wise Hong Kong”, is important to involve people into the scheme and mobilize the community. Enactment of the food waste charging scheme is an effective way of changing habits. Society and policies are an on-changing subject, which much efforts should also be exerted to continuously receive feedback from HK citizens and evaluate contractors’ and residents’