(ADPnews) - May 12, 2010 - Brazil's biggest airlines TAM (NYSE:TAM), Gol (SAO:GOLL3), Azul and Trip and aircraft maker Embraer (SAO:EMBR3) have teamed up with biofuel companies Algae and Amyris Brasil and sugar cane industry union Unica to promote public and private initiatives that seek to develop and certify aviation biofuels.