Light has no mass so it also has no energy according to Einstein, but how can sunlight warm the earth without energy?

The Nature of Energy Received from the Sun—Figuring Out What Light Really Is

Do Trenberth and Kiehl understand the First Law of Thermodynamics?

Solar energy: the theoretical basis - Encyclopédie de l'énergie

Education News & Blogs – NASA Jet Propulsion Laboratory

If energy and matter are one and the same thing, how does light not have mass, when it does have energy? - Quora

Thermal Energy from Light

New measurements of the solar spectrum verify Einstein's theory of General Relativity

Simple Nature - Light and Matter

Follow the Energy from the Sun to Earth

What Would Happen If the Sun Disappeared