Kyoto Protocol Day is observed annually on February 16th to commemorate the adoption of the Kyoto Protocol, a significant international treaty aimed at reducing greenhouse gas emissions. The day emphasizes the importance of global cooperation in addressing climate change and encourages individuals and organizations to participate in activities that promote environmental sustainability. Common customs include organizing community recycling drives, planting trees, and hosting educational workshops on sustainable living. Participants may also challenge themselves to reduce their carbon footprint for a day or engage in local clean-up events. The day serves as a reminder of the progress made in combating climate change and the ongoing efforts needed to protect the planet for future generations.