India is facing a rapid population growth, which is putting a strain on its resources and infrastructure.

The projected population of India in 2050 is 1.6 billion, according to the United Nations.

Bihar has the highest population density in India, with over 1,100 people per square kilometer.

About 30% of India's population lives in urban areas, while the remaining 70% lives in rural areas.

India's aging population is facing a number of challenges, including increased healthcare costs, declining labor force participation, and increased poverty.

The total fertility rate (TFR) in India is 2.2, which is below the replacement level of 2.1.

The decline in fertility rate in India is due to a combination of factors, including increased education and employment opportunities for women, improved access to family planning services, and changing social norms and values.

The life expectancy at birth in India is 70 years, which is lower than the global average of 72.6 years.

India is facing a number of challenges to its sustainable development, including climate change, water scarcity, and air pollution.

The share of renewable energy in India's total energy mix is about 20%.

The major goals of India's National Action Plan on Climate Change include reducing greenhouse gas emissions, promoting renewable energy, and improving energy efficiency.

India has set a target of 400 GW of installed solar power capacity by 2030.

India is facing a number of challenges in achieving its sustainable development goals, including lack of financial resources, lack of political will, and lack of public awareness.

Education can play a crucial role in addressing demographic challenges and promoting sustainable development by empowering individuals to make informed choices about their reproductive health, helping them adapt to the challenges of climate change and other environmental issues, and promoting gender equality and women's empowerment.

India can achieve a balance between economic growth and environmental sustainability by investing in renewable energy and energy efficiency, promoting sustainable agriculture and forestry practices, and implementing policies that encourage responsible consumption and production.