Why do only some leaves turn red in the fall? Scientists can't agree on an answer

The red pigments in some fall leaves have proven to be a puzzle for researchers who debate why leaves bother to go red.
Marin Independent Journal

Natural ways to increase nitrogen in your garden

For those of us seeking lush gardens, bountiful harvests and vibrant color, nitrogen is a key element to promote plant health.

Nitrogen gas experts at Purity Gas are helping the food industry end their use of synthetic food dyes

CNW/ - Purity Gas, provider of engineered nitrogen gas generation systems for manufacturers, is responding to increasing demand for nitrogen gas ...
아시아경제

Busan National University Develops Real-Time Sensor for Detecting Nitrate Nitrogen in Water Pollution Through Color Analysis

Busan National University (President Choi Jae-won) announced on the 18th that Professor Oh Jin-woo’s research team from the Department of Nano Energy Engineering has developed a technology capable of ...