Answer :
Final answer:
Alternative energy sources like solar, wind, and hydroelectric power are currently in development to transition away from fossil fuels towards a sustainable energy landscape.
Explanation:
Alternative energy sources are currently at a stage where significant developments have been made, particularly in solar, wind, and hydroelectric power. These sources, along with others, are being explored as viable options to transition away from fossil fuels and towards a more sustainable energy landscape.
Despite the challenges such as upfront energy investments required for implementation, solar, wind, nuclear power, and hydroelectric energy sources are considered feasible alternatives. The transition to a sustainable energy regime is recommended to start now to avoid potential energy scarcity issues in the future.
While solar, wind, nuclear power, geothermal, and tidal energy sources are seen as physically viable and are contributing to today's energy mix, ongoing advancements and developments are essential to expand their utilization for a more sustainable energy future.
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