A group of six students presented on the topic of communication with nature. They discussed several ways that human activity has negatively impacted the environment, including wastage of water and food, pollution from vehicles and industries, deforestation, and the use of pesticides and herbicides. They explained the effects of issues like acid rain, global warming, ozone depletion, and various types of pollution. The presentation aimed to show the cruel effects of human actions and suggest solutions for a greener, cleaner world.