QUÉ PASA CON LAS MOLÉCULAS DE TU CUERPO CUANDO TIENES FIEBRE?

las moléculas se calientan

Explanation:

(the molecules heat up)

the wetland preservation movement began in the u.s. in earnest with the clean water act (cwa) of 1972. although not specifically written to protect wetlands, the cwa is comprised of a series of regulations designed to prevent pollutants from contaminating u.s. waters.