Salmon lose diversity in managed rivers, reducing resilience to environmental change

December 5, 2019
From the National Oceanic and Atmospheric Administration (NOAA)

The manipulation of rivers in California is jeopardizing the resilience of native Chinook salmon. It compresses their migration timing to the point that they crowd their habitats. They may miss the best window for entering the ocean and growing into adults, new research shows.

The good news is that even small steps to improve their access to habitat and restore natural flows could boost their survival.

Click here to keep reading.

Authors of the research included scientists from University of California Davis, University of California Berkeley, U.S Fish and Wildlife Service, California Department of Fish and Wildlife, University of California Santa Cruz, Cramer Fish Sciences, University of California San Francisco, and NOAA Fisheries. Funding was provided by the U.S. Fish and Wildlife Service, California Department of Fish and Wildlife, and the Bureau of Reclamation.

Photo: Rachel Johnson, NOAA Fisheries/University of California, Davis

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Environmentalists Holiday Party – Dec. 15

The Sierra Club Sacramento Group and the Environmental Council of Sacramento invite you to join us in celebrating the winter holidays!

Date: Sunday, December 15, 2019
Time: 2:00 – 4:00 pm
Place: Curtis Hall, inside the Sierra 2 Community Center, at 2791 24th Street, Sacramento

Click here to buy tickets.

Take a break from the hectic holidays and join us for an afternoon of catching up with our environmental community friends and sharing some treats and beverages.

We will be providing a Chili and Nacho bar with vegan chili. Please bring a finger food treat – savory or sweet to share! The clubs will provide some wine and sparkling water.

We are collecting a $10 donation to cover our costs, room rental, refreshments for our social and educational events. You can purchase a ticket via the Eventbrite ticket link below OR pay at the door – **cash only at the door. If you plan to pay at the door, please RSVP “going” on the Facebook page so we can plan for food and drink for all.

We will also be having a silent auction so if you’d like to donate an item, please send an email to sacramentosierraclub [at] gmail [dot] com. Proceeds will go to the groups to support our various efforts.

If you have any questions please contact us at sacramentosierraclub [at] gmail [dot] com.

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bugs around light at night

Light pollution is key ‘bringer of insect apocalypse’

Damian Carrington
November 22, 2019
The Guardian

Exclusive: scientists say bug deaths can be cut by switching off unnecessary lights

Light pollution is a significant but overlooked driver of the rapid decline of insect populations, according to the most comprehensive review of the scientific evidence to date.

https://www.theguardian.com/environment/2019/nov/22/light-pollution-insect-apocalypse

Click here to read the article.

Photo by Caio Resende from Pexels

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