nitrogen

Researchers can now explain how some marine plants obtain their nitrogen.

Scientists in Canada trace how aquatic communities change as Quebec’s Romaine River flows into the sea.

By breaking down urea, the animals’ gut bacteria recycle nitrogen, which can be then used to build new molecules during prolonged fasting.

Brood X’s emergence tunnels—numbering in the hundreds per square meter of soil—give researchers a special opportunity to study how such extreme soil aeration affects the ecosystem.

The discovery puts a nail in the coffin of a long-held assumption about the limits of where the essential process can occur.

A cancer patient who underwent the new fertility preservation procedure successfully gave birth five years after her immature eggs were collected.

Evolution imbued ants with an agriculture strategy that optimizes food rewards.

Anemones keep their algae populations in check.

Researchers say the Open Agricultural Initiative promoted a high-profile project with misleading claims, and documents show it violated state environmental regulations.

Coral reefs near Maui, Hawaii, show signs of erosion due to excess nutrients from wastewater.

The insects have already transformed parts of Signy Island in the South Atlantic Ocean and could drastically change Antarctic ecosystems if introduced by humans.

Isotope changes in the bones demonstrate a similar pattern across far-flung islands.

A new study reports finding corn species in Mexico that can trap nitrogen.

A study shows that by killing off seabirds on islands, rodents slash the flow of nutrients into the ocean.

Ancient bones from Ireland reveal that farming has changed nitrogen composition in land for the last 3,000 years.

High carbon dioxide levels can irreversibly rev up a cyanobacterium’s ability to fix nitrogen over the long term, a study finds.

Ethanol-producing Zymomonas mobilis can live on nitrogen gas, potentially cutting costs and environmental waste in biofuel production.

UVA exposure reduces human blood pressure by releasing nitric oxide metabolites from storage in the skin.

The federal agency should reduce harmful nitrogen emissions by 25 percent in the next two decades, a new report says.