Landfills are a way to dispose of waste in an area that isolates it from the surrounding environment. the eastern sanitary landfill (esl) in baltimore county, maryland, was built in 1982 and currently acts as the county’s only active landfill. sanitary landfills are lined with plastic. what type of environmental protection might not be provided by the plastic lining?

Populations of blue-winged warblers, a type of bird, migrate south in the winter and return to canadian breeding grounds in the spring. as global temperatures have increased due to climate change, spring has started arriving in the warbler's breeding grounds earlier in the year, before the warblers return. warblers now arrive at their breeding grounds too late to select ideal nesting sites and to feed on important early-spring food sources how are populations of blue-winged warblers most likely to be affected by the earlier arrival of spring? o a. populations will go extinct since the warblers will stop migrating to breeding grounds. b. populations will be unaffected since most species can quickly adapt to effects of climate change. c. populations will increase since warmer temperatures are generally beneficial to survival, d. populations will decline since individuals will be less likely to successfully reproduce, reset next

Variety of living organisms; includes genetic, species, and ecological types.

The activity of the modern sample is 1.10 bq . how long does that measurement take?