You destroy our lands, poison the planet and sow death, because you are lost. And soon it will be too late to change

• Raoni Metuktire is chief of the indigenous Brazilian Kayapó people

For many years we, the indigenous leaders and peoples of the Amazon, have been warning you, our brothers who have brought so much damage to our forests. What you are doing will change the whole world and will destroy our home – and it will destroy your home too.

Related: Amazon fires: what is happening and is there anything we can do?