Trees breathe at night,
Clusia thrive in drought's grip—
Ancient genes reshape.
Clusia thrive in drought's grip—
Ancient genes reshape.
Some tropical trees have evolved a clever way to survive drought by taking in carbon dioxide at night, allowing them to keep their pores closed during the hot daytime and conserve water. By comparing three Clusia species, researchers discovered that this water-saving form of photosynthesis,…