2025 Greater Phoenix City Nature Challenge

2025 Greater Phoenix City Nature Challenge Join us for the City Nature Challenge in the Greater Phoenix Area! Annually the final weekend of April (Citizen Science Month!).

If you have photos you took over the 4 days of the challenge that you haven't uploaded yet, you can still do so until Ma...
04/29/2025

If you have photos you took over the 4 days of the challenge that you haven't uploaded yet, you can still do so until May 3rd. We also need help getting all of the observations to research grade. Right now, there are 3,662 observations that need to be identified.

Tag us in your best observations! 📸🔥

Learn more https://greaterphoenixcnc.com/
[email protected]




We are sitting at 61st place in the world right now. Keep those observations rolling in. What is the City Nature Challan...
04/28/2025

We are sitting at 61st place in the world right now. Keep those observations rolling in.

What is the City Nature Challange?
It is a global effort to observe and document as much urban biodiversity as possible and happens once a year in April. This is the 5th year the Greater Phoenix Area will be part of the international challenge, co-organized by the , , , and . We love showing the world our amazing desert. The challenge is April 25-28.

Tag us in your best observations! 📸🔥

Learn more https://greaterphoenixcnc.com/
[email protected]




Did you earn your 1 Million Acts of Science badge from this month?What is the City Nature Challange? It is a global eff...
04/28/2025

Did you earn your 1 Million Acts of Science badge from this month?

What is the City Nature Challange?
It is a global effort to observe and document as much urban biodiversity as possible and happens once a year in April. This is the 5th year the Greater Phoenix Area will be part of the international challenge, co-organized by the , , , and . We love showing the world our amazing desert. The challenge is April 25-28.

Tag us in your best observations! 📸🔥

Learn more https://greaterphoenixcnc.com/
[email protected]




What is the City Nature Challange? It is a global effort to observe and document as much urban biodiversity as possible ...
04/28/2025

What is the City Nature Challange?
It is a global effort to observe and document as much urban biodiversity as possible and happens once a year in April. This is the 5th year the Greater Phoenix Area will be part of the international challenge, co-organized by the , , , and . We love showing the world our amazing desert. The challenge is April 25-28.

Tag us in your best observations! 📸🔥

Learn more https://greaterphoenixcnc.com/
[email protected]




If I counted right, we are sitting at 58th place. Can you help us get up into the top 50? We have 6,565 observations. Th...
04/27/2025

If I counted right, we are sitting at 58th place. Can you help us get up into the top 50? We have 6,565 observations. This year is our lowest year so far for observations. Help us finish strong by going out today and tomorrow.

What is the City Nature Challange?
It is a global effort to observe and document as much urban biodiversity as possible and happens once a year in April. This is the 5th year the Greater Phoenix Area will be part of the international challenge, co-organized by the , , , and . We love showing the world our amazing desert. The challenge is April 25-28.

Tag us in your best observations! 📸🔥

Learn more https://greaterphoenixcnc.com/
[email protected]




Phew, what a day. I'm off to bed so I can get up early to go hiking. We are sitting at 50th in the world right now 🎉 I k...
04/26/2025

Phew, what a day. I'm off to bed so I can get up early to go hiking. We are sitting at 50th in the world right now 🎉 I know tomorrow we are going to definitely advance higher up in the ranking since people will be off of work. Keep up the good work, everyone.

What is the City Nature Challange?
It is a global effort to observe and document as much urban biodiversity as possible and happens once a year in April. This is the 5th year the Greater Phoenix Area will be part of the international challenge, co-organized by the , , , and . We love showing the world our amazing desert. The challenge is April 25-28.

Tag us in your best observations! 📸🔥

Learn more https://greaterphoenixcnc.com/
[email protected]




I've been popping around to various trails and city parks today from Phoenix to Peoria. Here are some of my observations...
04/26/2025

I've been popping around to various trails and city parks today from Phoenix to Peoria. Here are some of my observations. What's been your most interesting observation today so far?

What is the City Nature Challange?
It is a global effort to observe and document as much urban biodiversity as possible and happens once a year in April. This is the 5th year the Greater Phoenix Area will be part of the international challenge, co-organized by the , , , and . We love showing the world our amazing desert. The challenge is April 25-28.

Tag us in your best observations! 📸🔥

Learn more https://greaterphoenixcnc.com/
[email protected]




Wow Phoenix, we are off to a great start! Keep those observations rolling in. What is the City Nature Challange? It is a...
04/25/2025

Wow Phoenix, we are off to a great start! Keep those observations rolling in.

What is the City Nature Challange?
It is a global effort to observe and document as much urban biodiversity as possible and happens once a year in April. This is the 5th year the Greater Phoenix Area will be part of the international challenge, co-organized by the , , , and . We love showing the world our amazing desert. The challenge is April 25-28.

Tag us in your best observations! 📸🔥

Learn more https://greaterphoenixcnc.com/
[email protected]




Make sure you are prepared before you head out today. What is the City Nature Challange? It is a global effort to observ...
04/25/2025

Make sure you are prepared before you head out today.

What is the City Nature Challange?
It is a global effort to observe and document as much urban biodiversity as possible and happens once a year in April. This is the 5th year the Greater Phoenix Area will be part of the international challenge, co-organized by the , , , and . We love showing the world our amazing desert. The challenge is April 25-28.

Tag us in your best observations! 📸🔥

Learn more https://greaterphoenixcnc.com/
[email protected]




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