The factors enumerated by Nani Palkhivala that have made our earth an ailing planet are:

1. Overpopulation: The exponential growth of human population has put immense pressure on the planet's resources, leading to deforestation, pollution, and depletion of natural habitats.

2. Industrialization and Urbanization: The rapid industrialization and urbanization have resulted in environmental pollution, including air, water, and soil pollution. Industries release harmful emissions and waste, while urbanization leads to the destruction of green spaces.

3. Deforestation: The clearing of forests for agriculture, infrastructure development, and logging has led to the loss of biodiversity, soil erosion, and increased greenhouse gas emissions.

4. Pollution: The extensive use of fossil fuels, industrial waste, and improper waste disposal have polluted the air, water, and land. This has resulted in climate change, water scarcity, and health problems for both humans and wildlife.

5. Climate Change: Human activities, such as burning fossil fuels and deforestation, have contributed to the rise in greenhouse gas emissions, leading to global warming and climate change. This has resulted in extreme weather events, melting glaciers, and rising sea levels.

To ensure the health of our planet, we need to take the following measures:

1. Sustainable Development: We should adopt sustainable practices that balance economic growth with environmental conservation. This includes promoting renewable energy, responsible consumption, and waste management.

2. Conservation and Restoration: We need to protect and restore natural habitats, including forests, wetlands, and oceans. This can be achieved through reforestation, conservation programs, and the establishment of protected areas.

3. Reducing Pollution: We should strive to reduce pollution by promoting clean technologies, implementing stricter regulations on emissions, and promoting the use of eco-friendly alternatives.

4. Population Control: Addressing the issue of overpopulation is crucial. Educating people about family planning, providing access to contraceptives, and empowering women can help in stabilizing population growth.

5. Education and Awareness: Creating awareness about environmental issues and the importance of sustainability is essential. Education plays a key role in promoting responsible behavior and encouraging individuals to make environmentally conscious choices.

In conclusion, the factors contributing to the ailing state of our planet are complex and interconnected. However, by implementing sustainable practices, conserving natural resources, reducing pollution, addressing overpopulation, and spreading awareness, we can work towards ensuring the health and well-being of our earth. It requires a collective effort from individuals, communities, governments, and organizations to create a sustainable future for our planet.