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Focuses on the problems faced by the Colorado River Delta. History of the discovery of the river delta; Efforts to restore the delta ecosystem; Impact of engineering on the delta. INSET: Combating Invasive Species.

Focuses on the impact of different pollutants on wildlife ecosystems in the United States. Damage caused by diffuse pollution; Implementation of the Total Maximum Daily Load restoration program; Reason for the increase of algal bloom. INSET: NWF Priority: Safeguarding America's Watersheds.

The article focuses on the highlights of jihadist terrorism scholars Joby Warrick, Will McCants and Aaron Zelin's discussion of the history of the Islamic State of Iraq and Syria (ISIS), its predecessor groups and the future of ISIS at the November 4, 2015 Policy Forum at The Washington Institute.

Reports on the patch of lifeless water in the Gulf of Mexico known as the dead zone. Environmental consequences of runoff and hypoxia, oxygen depletion; Steps taken by authorities to remedy the situation; Findings from studies of the gulf's sediment. INSET: NWF Takes Action.

Reports that some communities in the United States are opting to move homeowners to higher ground, after years of repeatedly rebuilding houses. Identification of US states and territories with repetitive flood-damage claims; Criticisms against the National Flood Insurance Program.

Describes the wildlife living in and around the Salton Sea, the inland lake in California. Attraction to lake by migratory birds; Physical characteristics and boundaries; Effect of seasons on aquatic life; Increase of water salinity.

Warns that cut flowers are often doused with chemicals. Effects of the chemicals on agricultural workers; Denial of claims that chemical traces can harm consumers; Overuse of pesticides in Latin America and the Netherlands; Development of environmentally friendly pest controls.

"Don't be fooled" [ABSTRACT FROM PUBLISHER]

Discusses the biological treasure trove discovered by scientists in the Caribbean island of Navassa. Identification of species of flora and fauna unique to the island; Coral reefs; Hazards for people; Discouragement of human colonization; Supply of bird manure; Disappearance of the rock iguana, mangrove and sea grass beds.