Maps, lakes and citizens: The use of surveys in lake conservation - An article in the Seminar magazine
Settlements in the area that is now Bangalore have a recorded history that dates back to the 5th century CE. Water for these settlements was made available through multiple series of tanks, which numbered 19,800 around the year 1830. chicu posted 9 years 10 months ago

This lake system is now decaying with lakes either taken over for urban uses, or choking due to neglect. ATREE and the Bruhat Bengaluru Mahanagara Palike (BBMP) have been engaged in attempting to understand how to restore these lakes for urban use, while maintaining their ecological importance. This article in Seminar describes this attempt.

Puttenahalli: one of Bengaluru's urban lakes

Water quality monitoring of lakes in and around Bangalore city
This report by the Karnataka State Pollution Control Board (KSPCB) both in Kannada and English highlights the deteriorating condition of the lakes in and around Bangalore city. ashis posted 9 years 11 months ago

It describes the efforts undertaken by the Karnataka State Pollution Control Board to launch a programme to monitor the water quality of some of the lakes in Bangalore so as to focus the attention of concerned governmental organisations to take up remedial measures to safe guard the water bodies of the "Garden City". 

The sources of pollution in lakes are mainly identified as:

Planning as commoning - Transformation of a Bangalore lake - Paper published in the EPW
This paper in EPW deals with the transformation of a lake in Bangalore. Aarti Kelkar Khambete posted 9 years 11 months ago

This paper published in the Economic and Political Weekly argues that the transformation of human settlements over time can affect the relationship between communities and commons when, for example, social geographies change from rural to urban, or from traditional systems of management to modern bureaucratic systems.