​​​​What type of resource is the sun and why?
The sun is a perpetual resource because solar radiation steadily streams from the sun now, but it will only do so for the next thousand years.
The sun is an unsustainable resource because solar radiation steadily streams from the sun without interruption and is expected to do so for the next 6 billion years.
The sun is an unsustainable resource because solar radiation steadily streams from the sun now, but it will only do so for the next thousand years.
The sun is a perpetual resource because solar radiation steadily streams from the sun without interruption and is expected to do so for the next 6 billion years.