Alexandra Christine Steffen

from Grass Valley, CA

Age ~35

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Alexandra Steffen Phones & Addresses

Grass Valley, CA
Penn Valley, CA
Petaluma, CA
Santa Rosa, CA
Jacksonville, NC
Los Osos, CA

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Home News Two studies reveal strange findings in the Arctic...

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"At first we thought the instruments were broken," says Alexandra Steffen, an atmospheric mercury specialist at Environment Canada who was involved in those early experiments and the new study published in Nature. "Then it happened again. So then we started to r

Date

Jan 16, 2014

Category:

Sci/Tech

Source:

Google

Sea Ice Cracks Causing Mercury Buildup in Arctic Air

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An aerial view of sea ice cracks, also known as leads, near Barrow, Alaska. Clouds are generated due to the large temperature differences between the water and air.Click image to enlarge.Credit: Alexandra Steffen

Date

Jan 15, 2014

Category:

Sci/Tech

Source:

Google

Toxic Mercury, Accumulating In the Arctic, Springs From a Hidden Source

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discharged by rivers and to determine its origin."Fisher, Jacob, and Sunderland were joined on this work by co-authors Anne L. Soerensen, a research fellow at SEAS and HSPH; Helen M. Amos, a graduate student in EPS; and Alexandra Steffen, an atmospheric mercury specialist at Environment Canada.

Date

May 22, 2012

Category:

Sci/Tech

Source:

Google

Global warming could boost mercury levels in Arctic

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Fisher, Jacob, and Sunderland were joined on this work by co-authors Anne L. Soerensen, a research fellow at SEAS and HSPH; Helen M. Amos, a graduate student in EPS; and Alexandra Steffen, an atmospheric mercury specialist at Environment Canada.

Date

May 22, 2012

Category:

Sci/Tech

Source:

Google