The average number of fires for this time of year is 79, and this year there are 21. A representative with the Department of Environment and Natural Resources says it's likely because of more rain and less lightning.

Australia has seen an unprecedented number of widespread, catastrophic transformations in response to extreme weather events.

We observed large patches of marine macro-algae (Sargassum sp.) floating just offshore, drifting north, and getting stranded on the beach.

Sargassum, a type of marine algae, is washing up en masse on Caribbean beaches, closing them down to the public. The same sargassum is here in Miami, lining Miami beaches.

A mysterious malady has killed off nearly one-fifth of Colorado's aspens. But forest ecologists have struggled to explain the widespread die-off, known as Sudden Aspen Decline.

The foul-smelling seaweed is back yet again.

Evidence from Dominican Republic of the larger regional weed event.

A species of seaweed has been washing up on beaches across the Caribbean and South Florida.

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Heavy mats of seaweed are washing up on South Florida beaches, creating thick barriers to the ocean.

Would Midsommar even be Midsommar without Swedish strawberries? Well millions may be about to find out.

Scientists scramble to explain unusual bloom of Sargassum

Dead, red trees signal an increasingly dire outbreak driven by warm summers and plentiful spruce, especially in the Susitna Valley.

According to the Icelandic Institute of Natural History, pollen levels are considerably above the average for this time of year, causing considerable irritation for those with pollen allergies.

Questions have been raised after the 10th widest Douglas fir tree in BC BigTree Registry is cut down.

As many allergy-sufferers across Finland may have already suspected, birch pollen levels were very high on Wednesday, according to the University of Turku.

City a ‘smoky hell’ as hill on opposite side of Amur River is in flames while driver films inferno on train track.