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Articles on Pollen

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A floral scent can be enjoyable for a person, but it has an important job for the flower. Richard L. Harkess

Why do flowers smell?

Not all flowers smell good, to people at least, but their scents are a way to attract pollinators.
Worker bees with capped brood (brown), open brood (white larva), all sorts of coloured pollen and shiny fresh nectar. Cooper Schouten

Curious Kids: how do bees make honey?

A single colony of bees can have 60,000 bees in it. Together, they can visit up to 50 million flowers each day to collect pollen and nectar. They’re not called ‘busy bees’ for nothing!
Spring has sprung, which means it’s hay fever season. From shutterstock.com

How to manage grass pollen exposure this hay fever season: an expert guide

If you get hay fever, minimising your exposure to grass pollen is likely to be useful. Fortunately, it’s becoming easier to keep track of the pollen count. But what do you do when it’s high?
The well-being of pollinators like bees have a direct impact on our lives. Vida van der Walt

How barcoding is helping South Africa track its precious pollinators

Pollination in South Africa’s ecosystems is extremely complex. However new advances such as pollen metabarcoding help us understand interactions between pollinators and pollen.
Bees living in cities often have to seek out green space like parks, ravines and gardens. Green roofs could offer them some habitat. (Shutterstock)

Bees in the city: Designing green roofs for pollinators

Urban bees deal with what’s known as “habitat patches,” discontinuous patches of green like gardens, parks and ravines. Green roofs could offer relief to bees dealing with habitat fragmentation.
After the storm … Researchers are working together to predict future outbreaks of thunderstorm asthma. from www.shutterstock.com

Keeping one step ahead of pollen triggers for thunderstorm asthma

Researchers from a range of disciplines need to work together if we are to predict and prepare for the next thunderstorm asthma event.
Genetic techniques can help make pollen useful for cracking criminal cases. Karen L. Bell

Pollen genetics can help with forensic investigations

Pollen is all around us, is extremely durable and can provide clues about where someone’s been. A new genetic technique will make it easier to use pollen evidence in criminal investigations.
Allergies are becoming more frequent in the western world. Al Fed/Flickr

What are allergies and why are we getting more of them?

Allergies are reactions caused by the immune system as it responds to environmental substances that are usually harmless. But we don’t yet have a cure or the ability to prevent them from developing.

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