Nature is changing as land abandonment increases, say researchers

When people leave their rural lives behind to seek their fortunes in the city or agriculture is no longer profitable, the lands they toiled on are often left unused. A new perspective piece in Science shows that these abandoned ...

Forgotten oil and gas wells linger, leaking toxic chemicals

Rusted pipes litter the sandy fields of Ashley Williams Watt's cattle ranch in windswept West Texas. The corroded skeletons are all that remain of hundreds of abandoned oil wells that were drilled long before her family owned ...

Nanoengineered cement shows promise for sealing leaky gas wells

Leaking natural gas wells are considered a potential source of methane emissions, and a new nanomaterial cement mixture could provide an effective, affordable solution for sealing these wells, according to a team of Penn ...

Cleaning up abandoned mines means we all pay the price

The fate of abandoned mines are a familiar problem for those living in communal spaces, with common rooms and shared kitchens: "Who is going to clean up this mess?" and "Who is going to pay for the damages?"

Abandoned farmlands enrich bird communities

Agriculture and conversion of pristine lands into urban or industrial areas have exerted immense pressure on natural biota due to habitat destruction and fragmentation in industrialized countries around the world. But since ...

Cheaper, more effective cleanup of abandoned oil and gas wells

Abandoned oil and gas wells are a significant source of greenhouse gases but there are so many scattered across the United States that stopping the leaks presents a huge cost for states. Now, a research team including scientists ...

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