Remember the environmentally friendly Sony Ericsson handset we reported on last year? Well tomorrow will see Sony Ericsson unveil the line up of GreenHeart handsets. The announcement will be available to view as a webcast on the Sony Ericsson website and will start at 1PM GMT. You can keep track, as well as link up to the webcast, from here.

The eco friendly phones are made from bio plastic housing with recycled keyboards.