✅ No, we couldn't find enough information regarding "a-practical-guide-to-effective-sustainability-communication" specifically on major authoritative news outlets. However, here are some related sources from reputable organizations and platforms that discuss effective sustainability communication with similar themes:

1. https://plana.earth/academy/communicating-sustainability-strategy-transparency-responsibility - (Trust Score 7/10)

This article emphasizes the importance of transparency, accuracy, and consistency in communicating sustainability strategies, with examples such as the Swedish brand Filippa K highlighting challenges and progress openly.

2. https://www.hhc.earth/knowledge-base/guides/the-ultimate-guide-to-effective-sustainability-communication-for-businesses - (Trust Score 6/10)

This guide outlines core principles for sustainability communication, including transparency, accuracy, honesty, and materiality. It also advises on tailoring messages for different stakeholders and maintaining strategic consistency.

3. https://aplanet.org/resources/sustainability-communication/ - (Trust Score 6/10)

This resource focuses on engaging stakeholders effectively through personalized communication and feedback loops, highlighting the importance of understanding different groups’ expectations.

These sources come from specialized sustainability or environmental platforms rather than major global news outlets, which might explain the lack of widespread mainstream coverage for a specific "practical guide" with that exact title. Their trust scores reflect moderate popularity within niche fields rather than mass media prominence.