Sentences with phrase «cyanide poison since»

In all, more than 150 species have been killed by mistake by Wildlife Services traps, snares and cyanide poison since 2000, records show.

Not exact matches

Since tomOmason thinks 300 ppm to 400 ppm [CO2] is too small of a change to mean anything, I just showed how a 0.5 ppm change in another substance [cyanide / poison] can be pretty dramatic and decide about life and death.

• Since 1987, at least 18 employees and several members of the public have been exposed to cyanide when they triggered spring - loaded cartridges laced with poison meant to kill coyotes.