For the first, the answer is "Can I do more good with the money than the bad that has been done to make it?" I don't have an answer for that, but I guess the cop-out is to say, "It depends on what good you're gonna do."
That said, I wouldn't get into business with those folks, but that's just my hard line stance on compassion vis a vis what they spend their money on.
For the second, if it is focused on more efficient means of utilizing carbon-based fuel, then it could be, but the problem is that increasing efficiency usually leads to more use, historically. That said, I'd vote "No" on that one, too.
For the first, the answer is "Can I do more good with the money than the bad that has been done to make it?" I don't have an answer for that, but I guess the cop-out is to say, "It depends on what good you're gonna do."
That said, I wouldn't get into business with those folks, but that's just my hard line stance on compassion vis a vis what they spend their money on.
For the second, if it is focused on more efficient means of utilizing carbon-based fuel, then it could be, but the problem is that increasing efficiency usually leads to more use, historically. That said, I'd vote "No" on that one, too.