Feds won’t test soil after L.A. wildfire cleanup, potentially leaving contamination behind
In the wake of the Eaton and Palisades fires, Army Corps officials are saying that excavating six inches of topsoil is enough to rid properties of contamination.
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Global warming and mass extinctions: What we can learn from plants from the last ice age
Global warming is producing a rapid loss of plant species -- according to estimates, roughly 600 plant species have died out since 1750 -- twice the number of animal species lost. But which species ...