The City Farmer project is one that aims to use renewable energy to gather environmental data from virtually anywhere.

Creates a functioning automatic and manual plant watering system featuring Particle Argon, 5V power supply and sensors to activate the pump.

Remote Humidity / Temperature / Motion detection using Particle Cloud and IFTTT for notifications.

How to build a DIY Wi-Fi gas detector that sends SMS alerts using a Particle Photon, a gas sensor and a buzzer