Help replace Yerevan sensors

Two public air-quality sensors are no longer functioning. Donations help replace sensors, restore reliable readings, and keep air-quality data available to the public.

$50

Helps cover parts, setup materials, hosting, and maintenance costs.

$150

Contributes meaningfully toward replacing failed sensor hardware.

$300+

Can move a replacement sensor from plan to purchase and installation.

Donation options

Use the existing donation links while this new site is being prepared. If you donate, please send a short note so we can connect the gift to the sensor replacement effort.

PayPal

Use PayPal for a standard donation toward replacement sensors and maintenance.

Donate via PayPal

Coordinate a sensor purchase

Email us before buying hardware directly so we can confirm the current model, shipping path, and installation plan.

Email Frankyants

Crypto donations

Crypto donations can still be accepted. Contact us first if you want current wallet details and confirmation.

Request details