Climate change is becoming a growing problem, the effects of which are being observed all over the world. The world is warming faster than ever. For global temperatures to fall by 2oC, it is simply necessary to transform the systems of industry, energy, food, transport and many other areas around the world. The world has taken a major step forward in terms of climate change with the adoption of the Paris Agreement in 2015, when all states committed to take measures addressing climate change. Many com-panies are also committing themselves to reduce greenhouse gas emissions as it makes economic and business sence and it makes companies sustaina-ble as well. Global warming is already having an impact that is extreme on climate, na-ture and the weather. It is therefore particularly important to continue cli-mate-related actions for adapting and mitigating such as decarbonization of all economy sectors, use of renewable energy, ensuring efficiency of ener-gy, providing eco living, making green investments, etc., not only today, but also in the future. In general, climate-related risks (for instance, the collapse of some ecosystems, economic impacts) may have long-term or non-irreversible effects. No other species, except homo sapiens, produce waste that does not get recycled in some way. The only way for reducing our ecological footprint and for ensuring mitigation of climate change is to modify our lifestyle, to change our mindset, to produce goods and run all the economic, social, technological activities in such a way that any waste material gets used more effectively. (original abstract)