Bismuth subsalicylate may cause ringing in the ears, but that side effect is rare. Possible side effects from loperamide include skin rash, constipation, drowsiness, dizziness, tiredness, dry mouth, nausea, vomiting, and swelling, pain, and discomfort in the abdomen.
In the United States, the annual cost of soil erosion for both on-site and off-site effects has been estimated at 44 billion dollars a year (Pimentel et al., 1995). In the European Union, the figure is 38 billion Euros a year (Montanarella, 2007).
The U.S. federal and state governments spent just more than $1.7 billion to conserve endangered and threatened species under the Endangered Species Act (ESA) in fiscal year (FY) 2012 (from October 1, 2011, to September 30, 2012), according to an accounting recently published by the U.S. Fish and Wildlife Service (FWS).