H. macrantha flowers have both male and female reproductive organs. To avoid mating with themselves, individual flowers go through a male phase and then a female phase. They rely on hummingbirds to ...

The National Oceanic and Atmospheric Administration has revealed how pollen can influence the weather, while developing a brand-new forecasting model. For this reason, NOAA's Global Systems Laboratory ...

Pollen not only plays a role in allergies, but also influences the local weather. Especially in spring, when large amounts are released, it contributes to the formation of ice in clouds, which can ...

Trees are in full bloom this time of year. A north breeze will dry the air out and make it easier for pollen particles to hang around. LONG STRETCH OF SOME DRY WEATHER. THAT’S AS THIS AREA OF HIGH ...

The authors do not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and have disclosed no relevant affiliations beyond their ...

Ground-based and satellite observations in the United States show that increased pollen concentrations in spring lead to more cloud ice and more precipitation—even at temperatures between minus 15 and ...