Create a list of ecological problems you want to mention and write a motto based on the list.

Help endangered animals.
Avoid deforestation in large forests.
Use new sources of energy. Slogan: Recycle the present, save the future.
Buy hybrid or ecological cars.

Ayudar a los animales en peligro de extinción.
Evitar la deforestación en grandes selvas.
Usar nuevas fuentes de energía. Lema: Recicla el presente, salva el futuro.
Comprar coches de sistema híbrido o ecológicos.

Put your slogan on a poster or a t-shirt. Add drawings or photos. Present it to the class.

This is a class exercise.