We invite you to read the Special Issue on business models in tourism, in the context of considering the principles of sustainable development. It is a collection of 14 articles published in a Special Issue of Sustainability MDPI in 2019–2021. The dynamic changes taking place in the world...

Energy transition from fossil fuels to renewable power -- Geopolitics of energy transition and industrial ecology -- Alternative Energy as a Promising Venue for China-Russia Collaboration -- Renewable energy systems in emerging economies -- Energy Transition for cooking in rural India: Analyzing...