1. Yo voi a trabajar mucho para conservar los recursos naturales.
2.Mi familia y yo vamos a estar en el parque.
3. Muchas personas van a pescar durante el verano.
Explanation:
In spanish in order to change the present tense to future tense for the most part you just remove the end parts (ex: o, mos, an, amos etc.) to end with ar. Their are always some exceptions but this is the basic idea.