Online first articles

In this article, we provide a concise overview of the history of limnological research in the Sierra Nevada lakes over the past fifty years.  Particular emphasis is placed on the early stages of this research, including key events and circumstances that shaped its development and influenced its later evolution.  The main lines of research carried out during the different stages we have distinguished are shown, highlighting the most relevant findings from each. In a sense, our article can be considered as an introduction to several contributions in this volume, which together present a comprehensive picture of the current state of the limnological studies in lakes of Sierra Nevada.