Illustration of the role of UV radiation in various light-dependent processes Natural UV radiation impacts the numbers, distribution and activity of several aquatic ecosystem targets and thus, theoretically, their interactions

Illustration of the role of UV radiation in various light-dependent processes Natural UV radiation impacts the numbers, distribution and activity of several aquatic ecosystem targets and thus, [..]
Illustration of the role of UV radiation in various light-dependent processes Natural UV radiation impacts the numbers, distribution and activity of several aquatic ecosystem targets and thus, theoretically, their interactions

Ozone soundings at Gardermoen, southern Norway, 27 January 1992 The green line denotes the partial pressure of ozone observed during the (type 1) anomaly, when low-ozone air passed over the area

Ozone soundings at Gardermoen, southern Norway, 27 January 1992 The green line denotes the partial pressure of ozone observed during the (type 1) anomaly, when low-ozone air passed over the area
Ozone soundings at Gardermoen, southern Norway, 27 January 1992 The green line denotes the partial pressure of ozone observed during the (type 1) anomaly, when low-ozone air passed over the area

Ozone soundings at Sodankylä, Finland, 23 March 1995 The green line denotes the profile of partial pressure of ozone observed during the (type 2) anomaly The red line shows the monthly mean ozone profile for March

Ozone soundings at Sodankylä, Finland, 23 March 1995 The green line denotes the profile of partial pressure of ozone observed during the (type 2) anomaly The red line shows the monthly mean ozone [..]
Ozone soundings at Sodankylä, Finland, 23 March 1995 The green line denotes the profile of partial pressure of ozone observed during the (type 2) anomaly The red line shows the monthly mean ozone profile for March

Illustration of the role of UV radiation in the biogeochemical cycling of DOC

Illustration of the role of UV radiation in the biogeochemical cycling of DOC
Illustration of the role of UV radiation in the biogeochemical cycling of DOC

An example of a type 2 ozone anomaly, showing levels of ozone depletion relative to the long-term mean

An example of a type 2 ozone anomaly, showing levels of ozone depletion relative to the long-term mean
An example of a type 2 ozone anomaly, showing levels of ozone depletion relative to the long-term mean

Development of a type 1 ozone anomaly The series of satellite images show total column ozone for a period of days spanning 6-26 January 1996

Development of a type 1 ozone anomaly The series of satellite images show total column ozone for a period of days spanning 6-26 January 1996
Development of a type 1 ozone anomaly The series of satellite images show total column ozone for a period of days spanning 6-26 January 1996

Trends in (annual average) ozone mixing ratio over Canada from 1980 to 1993

Trends in (annual average) ozone mixing ratio over Canada from 1980 to 1993
Trends in (annual average) ozone mixing ratio over Canada from 1980 to 1993

Average annual UV dose falling on vertical and horizontal surfaces as a function of latitude The solid lines represent the situation for the normal UV level with undisturbed ozone (prior to 1978)

Average annual UV dose falling on vertical and horizontal surfaces as a function of latitude The solid lines represent the situation for the normal UV level with undisturbed ozone (prior to 1978)
Average annual UV dose falling on vertical and horizontal surfaces as a function of latitude The solid lines represent the situation for the normal UV level with undisturbed ozone (prior to 1978)

Theoretical clear day UV dose to horizontal and vertical surfaces, for Arctic Finland

Theoretical clear day UV dose to horizontal and vertical surfaces, for Arctic Finland
Theoretical clear day UV dose to horizontal and vertical surfaces, for Arctic Finland

Traditional Inuit slit goggles from Greenland; the goggles protect the eyes against ultraviolet radiation

Traditional Inuit slit goggles from Greenland; the goggles protect the eyes against ultraviolet radiation
Traditional Inuit slit goggles from Greenland; the goggles protect the eyes against ultraviolet radiation

Ultraviolet albedo and transmittance values for (A) thin (03 m) bare sea; (B) cold 16 m thick ice with a 01 m deep snow cover in April; (C) bare 17 m thick ice in May; and, (D) ponded ice with 01 m of water over 15 m thick ice

Ultraviolet albedo and transmittance values for (A) thin (03 m) bare sea; (B) cold 16 m thick ice with a 01 m deep snow cover in April; (C) bare 17 m thick ice in May; and, (D) ponded ice with 01 m of [..]
Ultraviolet albedo and transmittance values for (A) thin (03 m) bare sea; (B) cold 16 m thick ice with a 01 m deep snow cover in April; (C) bare 17 m thick ice in May; and, (D) ponded ice with 01 m of water over 15 m thick ice



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