A new study leveraging 20,000 tree-ring records and nearly 150 scientists' contributions from across the globe shows that, while droughts appear to have had a modest impact on tropical tree growth in ...

Scientists have discovered that a molecule known for defending animal immune systems called itaconate also plays a powerful role in plants. Researchers showed that itaconate not only exists in plant ...

Los Angeles has some of the strictest tree planting rules in the nation. These policies limit tree growth, worsen shade disparities and don't improve safety, researchers found. When researchers ...

The basics of photosynthesis are something that every student learns in school: carbon dioxide, water and light in; oxygen and sugar for growth out. In a world where atmospheric carbon dioxide levels ...