40% of O’ahu, Hawai’i beaches could be lost by mid-century
The reactive and piecemeal approach historically used to manage beaches in Hawai'i has failed to protect them. If policies are not changed, as much...
E. coli bacteria offer path to improving photosynthesis
Scientists have engineered a key plant enzyme and introduced it in Escherichia coli bacteria in order to create an optimal experimental environment for studying...
2020 Arctic sea ice minimum at second lowest on record
The 2020 minimum extent, which was likely reached on Sept. 15, 2020 measured 1.44 million square miles (3.74 million square kilometers).
Think you have chemical intolerance? Answer three questions
To increase screening of chemical intolerance, researchers have developed and validated a three-question survey that can be incorporated into patient visits within a minute.
Climate: Support for simple funding plans — even if costs are high
There is growing demand for countries to take aggressive action to combat climate change, but less consensus on how to fund it. In a...
Biodiversity hypothesis called into question
How can we explain the fact that no single species predominates? A generally accepted hypothesis is that a trade-off exists between organisms able to...
Tree planting has potential to increase carbon sequestration capacity on Nation’s forests
In the United States, fully stocking non-stocked and poorly stocked forests would result in an annual increase of 20 percent in the amount of...
How to get a handle on carbon dioxide uptake by plants
How much carbon dioxide, a pivotal greenhouse gas behind global warming, is absorbed by plants on land? It's a deceptively complicated question, so a...
Unexpected wildfire emission impacts air quality worldwide
During wildfires, nitrous acid plays a leading role -- spiking to levels significantly higher than scientists expected, driving increased ozone pollution and harming air...
Tracking the working dogs of 9/11
A study of search and rescue dogs showed little difference in longevity or cause of death between dogs at the disaster site and dogs...




















