cease their dangerous and destabilizing actions at home and abroad.

We stand with the proud people of Iran because it is right, and because the regime in Tehran threatens the peace and security of the world. That is the essence of American leadership, and as the people of Iran now know, the United States is leading on the world stage for freedom once again.

This op-ed originally appeared in The Washington Post on January 3, 2018.populated areas, rather than one that focuses mainly on relatively undisturbed areas, can help to mitigate effects of human land use (Miller, 2002).

Native plants use
One study that was published in Conservation Biology reported that native plants supported more species of moths and butterflies than introduced plants (Tallamy, 2009).  Another study, which studied species richness and diversity of small mammals, recommended planting native trees along riparian zone stream corridors in order to promote more diversity of small mammals in suburban and urban parks after finding populations resembling natural conditions in parks managed for passive recreation as compared to those containing manicured habitats surrounded by human-modified landscapes (Mahan, 2005).  A second study compared properties landscaped with entirely native plants with those containing a mix of native and non-native