(D) Biological indicator (Floral indicator), Cryogenic indicator and Tectonic indicator are the types of indicator of climate change. The indicators of climate change can help the governments in tracking,evaluating and reporting on the climate change issues. It is working to address as well as the outcomes of its efforts.Climate change refers to “a change in the state of the climate that can be identified by changes in the mean and/or the variability of its properties,and that persists for an extended period, typically decades or longer.”