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Are solar panels worth it? https://www.ted.com/talks/shannon_odell_are_solar_panels_worth_it In the spring of (1) ., the press excitedly gathered around Bell Laboratories’ (2) ………………… - a silicon-based solar cell that could efficiently convert the sun's energy into (3)…………… The creation was celebrated as the dawn of a new era, as reporters touted that civilization would soon run on (4) ………………… But the dream had a catch, as this first commercially sold solar cell cost around (5)……… per watt, meaning at its current rate, it would cost well over a million to buy a unit large enough to (6)……………………………… But today in many countries solar is the cheapest form of energy to produce, surpassing (7) …………………………… like coal and natural gas Millions of homes are equipped with rooftop solar, with most units paying for themselves in their first to 12 years and then generating further savings So how did solar become so (8) …………….? A turning point in solar’s price history occurred on the floor of Germany’s parliament, where in 2000, Herman Scheer introduced the Renewable Energy Sources Act This legislation laid out a vision for the country’s energy future in (9) ……………………… It incentivized citizens to personally invest in rooftop solar panels by guaranteeing payment to homeowners for the renewable energy they generated and sold to the (10)……… The pay rate for this electricity was highly (11) ……………………., at times reaching four times the market price Today, a (12) ………………………… rooftop solar unit is often efficient enough to fully power a home, and this residential unit no longer costs millions - in the US in 2022, the average consumer cost of a rooftop solar unit ranged from around (13) ………………………… Month-to-month savings tend to vary, based on the amount of (14) ……………………… your panel receives, weather conditions, and the price of electricity where you live