EPFL researchers have discovered that deepwater renewal in Lake Geneva in wintertime is not only due to vertical mixing. Instead, strong currents coming from the lake’s Petit Lac basin and nearshore zones of the Grand Lac play a vital role. EPFL researchers have discovered that deepwater renewal in Lake Geneva in wintertime is not only due to vertical mixing. Instead, strong currents coming from the lake’s Petit Lac basin and nearshore zones of the Grand Lac play a vital role. Earth Sciences Environment Phys.org – latest science and technology news stories