2019). However, there are also structural and economic barriers to household adaptation due to lack of policy incentives or regulations. For example, water-saving devices in homes could halve consumption, but lack of economic benefits to householders are barriers to adoption; and lack of standards as well as societal hesitation may explain low levels of water reuse in Europe . Conversely, water meters and higher tariffs have been found to reduce water consumption only in combination with other measures .
IPCC
Climate Change 2022: Impacts, Adaptation and Vulnerability
IPCC Report