Is species extinction a serious threat? Mass species extinction is imminent / Julia Whitty ; Hundreds of endangered species are on the road to recovery / Environment News Service ; Mass species extinction will have disastrous consequences for mankind / Millennium Ecosystem Assessment ; Humans can withstand biodiversity loss / Martin Jenkins -- Is global warming endangering plant and animal species? Global warming will accelerate species decline / Intergovernmental Panel on Climate Change ; Global warming is good for plants and animals / World Climate Report ; Global warming triggers invasive species to spread and wipe out native species / Rhett Butler ; Non-native species are not necessarily a threat to biodiversity / Dana Joel Gattuso -- Are international efforts to preserve endangered species effective? The Endangered Species Act is effective and should be strengthened / Environment News Service ; The Endangered Species Act is ineffective and proposed reforms are no better / Peyton Knight ; CITES is slowing the trade in endangered species / Peter Thomas ; CITES is not slowing the trade in endangered species / Robert H. Nelson et al. ; More species should be declared endangered / D. Noah Greenwald and Kieran F. Suckling ; Declaring a species endangered actually hastens its decline / Franck Courchamp et al -- How should humans respond to species decline? Rewilding North America is a good conservation strategy / C. Josh Donlan ; Eradicating invasive species can preserve endangered ecosystems / Jane Braxton Little ; Assisted migration may be necessary to save endangered species / Carl Zimmer ; Freezing and storing DNA could make extinction reversible / Ian Sample.
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