The IEEE Signal Processing Society (SPS) is committed to reducing the environmental footprint of its conferences by integrating practical sustainability actions, measuring their impact, and inspiring the community to support a greener future.
ICASSP 2025: A Model for Sustainable Conferences
The 2025 International Conference on Acoustics, Speech, and Signal Processing (ICASSP), a Flagship Conference for SPS, demonstrated how a major international event can be both impactful and environmentally conscious. This pilot began a broader initiative to align all SPS events with environmental and social responsibility goals.
Download the 2025 Sustainability Report
AIMS: Affordable, Inclusive, Memorable, & Sustainable
Our Goals: Operational Sustainability Excellence, Community Engagement, Participant Engagement, Communications & Reporting
Our Principles: Sustainability as a Core Value, Local Engagement & Support, Education & Awareness, Transparency & Accountability, Continuous Improvement
Highlights from the report:
- The total waste diversion rate was 62%.
- 77% of all served meals throughout the conference were vegetarian, reducing tCO2e emissions by 25% compared to a meat menu.
- 100% of food served during the Banquet was locally sourced.
- Throughout the conference, food was stored & served in glass & ceramic containers, with reusable paper signs used for labelling the dishes.
- Locally handcrafted delegate bags from Telangana, were produced by 20 women through Abhihaara Social Enterprise, supporting their livelihood for eight weeks.
- By using electric-powered buses instead of diesel-powered buses, event ground transportation emissions were cut by 61%.
Download the 2025 Sustainability Report
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