Fix grammar in this sentence: This sounds the siren for us to find an effective source of alternative energy before the fossil fuel that we depend so much on runs out.
This is the source of the siren.
The siren is a type of bird song that is used to attract a mate. It is a type of songbird song that is used to attract a mate.
The siren is a type of songbird song that is used to attract a mate. It is a type of songbird song that is used to attract a mate.
The siren is a type of songbird song that is used to attract a mate. It is a
The fossil fuel is the source of the energy that we need to run the world.
The fossil fuel is the source of the energy that we need to run the world.
The fossil fuel is the source of the energy that we need to run the world.
The fossil fuel is the source of the energy that we need to run the world.
The fossil fuel is the source of the energy that we need to run the world.
The fossil fuel is the source of the energy that