On June 15th and 16th 2019, in Nice, took place the ''Nice Cool & Verte'' event, a big abounding festival, organized in collaboration between a collective of citizens and associations, and on the other hand, the Municipality of Nice. ''Nice Cool & Verte'' is a citizens' initiative event dedicated to positive, local and concrete solutions in response to questions raised by climate change and environmental issues, their impacts on human societies and the global ecosystem. The ECOSEAS laboratory has taken part to this event to present part of its research topics such as: - consequences of climate change on the distribution of Mediterranean and alien marine species - impact of noise pollution on the marine fauna - sustainable and artisanal fishing techniques and their impacts on biodiversity from antiquity to the present day - the impact of noise pollution on marine life