What happens when there are no fossil fuels left?
One of the biggest challenges in transitioning away from fossil fuels will be finding alternative sources of energy that are both economically viable and environmentally sustainable. Renewable energy sources such as solar, wind, and hydropower are already being used to generate electricity, but they may need to be scaled up significantly to meet the world’s energy needs.

Finally, the depletion of fossil fuels could have significant geopolitical implications, as countries that are heavily dependent on fossil fuel exports may experience economic disruptions and instability.
In summary, the depletion of fossil fuels will require a significant shift towards alternative energy sources and new technologies. This transition will require global cooperation, innovation, and investment in clean energy and sustainable infrastructure.