Easter Island - The Lost Forest

Did the Pascuenses Thoughtlessly Cut Down All of the Island's Trees ? 

Did the Deforestation of Easter Island cause the Total Destruction of the Pascuense Civilisation and the Near Eradication of the Island's inhabitants ? 

Do the Moaï Kavakava statuettes, with their Ematiated Ribs, represent a Link to a Long Period of Famine ?