By Shraddha Band, M G Yadava and R Ramesh
Authors are Research Scholar, Physical Research Laboratory, Geosciences division, Ahmedabad, and Professors, PRL, Geosciences division, Ahmedabad. email@example.com.
Studying stalagmites and their deposits can reveal the frequency and magnitude of dry and wet seasons in the past. Such studies can help predict climate uncertainties.
The Indian economy is primarily dependent on harvests, which in turn are regulated by monsoon rains. Frequent droughts and floods can not only have severe repercussions on public health, but significantly impair a country’s economy. Even when the monsoon is regular, one notices significant variations in the intensity, occurrence and duration on annual time scales. On longer timescales (centennial or millennial) the rains are found to be modulated by the interplay between the intensity of the insolation in the northern...