Small spiny growths on a rosebush resemble spiny galls created by cynipid wasps.

That includes the trail at the south end of Wrigley Lake in North Dumfries

Defoliation of willows, alders, and berry bushes may be related to different insect species depending on the plant.

Seaweed native to the northwest Pacific is invading the rich marine waters of the Strait of Gibraltar and the brown algae is clogging up fishermen's nets and endangering their way of life.

If you hear the pitter-patter of what sounds like light rainfall but can't feel a drop of water, you probably already know that you have a caterpillar problem.

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"Throughout Viken in the lowlands there is an increasing evidence of spruce bark beetles and that is worrying. What is positive is that in Measure Package No 2 from the Government you receive financial compensation for wind fall logging and forest management" says Lars Kr. Haug, head of forestry at Viken Skog.

The yellow tinting in ocean water has been identified by the Tanana Valley Clinic as spruce pollen, but it remains to be seen why the pollen counts are so high this year.

Ocean water may be tinted yellow from pollen.

Elevated pollen levels in Anchorage and across Alaska raise questions about changes in respiratory health and the importance of having good air quality during the coronavirus pandemic.

Wildfires in Russia have burned across a combined area the size of Greece so far in 2020, surpassing official estimates threefold. Experts warn that this year’s blazes could become the most destructive in history.

One person was evacuated and brought to safety after the landslide at Kråkneset in Alta municipality. A total of eight buildings were swept to the sea in the 650-metre landslide. Due to a high avalanche risk, police have still not entered the area.

Unusually high levels of seasonal pollen create a visible sheen on water.

Himalayan blackberries (Rubus armeniacus) are out competing native shrub species and taking over open grasslands.

Warm temperatures are causing birch buds to burst, sending large amounts of pollen in the air. In Chuathbaluk, there was so much pollen, it was visible as a tornado.

Abnormally hot May weather resembles midsummer with air temperatures as high as +35C.

In Alaska, pasque flowers are known to bloom in May, but increasingly warm temperatures may create conditions that lead to earlier bloom times.

After a cold winter and spring, high temperatures around the Interior prompted birch tree buds to burst, sending record-setting levels of pollen into the air.

Pollen may be hanging in the air longer than usual due to lack of rain

The northwest and west shoreline of Cormorant Island, British Columbia appears to have eroded due to sea level rise during the last few decades.