The first appearance of bright green leaves heralds the start of spring, nudging insects, birds and other animals into a whirlwind of action. But a new study shows that urbanization shifts this seasonal cue in nuanced ways, with cities in cold climates triggering earlier spring plant growth and cities in warm climates delaying it.
Click here for original story, Hot town, springtime in the city: Urbanization delays spring plant growth in warm regions
Source: Phys.org