Selected problems of water, electricity and waste management in Brazil in the context of its impact on climate change mitigation

The article discusses selected problems related to environmental protection in the context of climate change in the Ceara region of North-Eastern Brazil. The authors analyse the lack of water and negative impact of climate change on fish processing in the region. Also, the opportunity to use fish waste to increase profitability of the local fish processing SMEs thanks to implementation of climate-friendly technologies such as the production of fertilisers and energy for their own needs is discussed.