What is the concept of a sustainable city?

A sustainable city is designed with consideration of environmental impact, inhabited by people dedicated to minimising required inputs of energy, water, and food.

A sustainable city, also known as an eco-city, is a city designed with the goal of minimising the impact of human activities on the environment while ensuring the city's resilience and sustainability. This is achieved by efficiently using resources, reducing waste, and providing high-quality life for its residents. The concept of a sustainable city encompasses various aspects including environmental, economic, and social sustainability.

Environmental sustainability in a city involves the efficient use of resources and energy, minimising waste, and reducing pollution. This can be achieved through various means such as implementing renewable energy sources, promoting public transportation, cycling and walking, creating green spaces, and recycling waste. For instance, a sustainable city might use solar panels or wind turbines to generate its electricity, reducing its reliance on fossil fuels and thus reducing its carbon footprint.

Economic sustainability is also a crucial aspect of a sustainable city. This involves creating a vibrant, resilient economy that provides jobs and opportunities for all residents, while also being sustainable in the long term. This can be achieved through promoting local businesses, investing in sustainable industries such as renewable energy, and implementing policies that encourage sustainable practices.

Social sustainability involves ensuring a high quality of life for all residents. This includes providing access to quality education, healthcare, and other social services, as well as ensuring equal opportunities and promoting social cohesion. A sustainable city should be inclusive, diverse, and promote a sense of community among its residents.

In essence, a sustainable city is not just about the environment, but also about the people who live in it. It's about creating a city that is not only liveable now, but also for future generations. This requires a holistic approach that considers all aspects of sustainability - environmental, economic, and social. It also requires the commitment and participation of all residents, as everyone has a role to play in making their city sustainable.