Yes, influencer marketing platforms like Flinque can indeed assist brands in discovering eco-conscious influencers. This is primarily accomplished through keyword tagging and audience profile insights.

Firstly, influencers can tag themselves with keywords that represent their brand, allowing brands to search directly for influencers who align with their values. In your case, you could use keywords such as “sustainability”, “eco-friendly”, “green living”, etc. to find suitable influencers.

Furthermore, the platform’s audience analytics can offer deeper insights into an influencer’s followers’ interests, which can help verify if they align with your brand’s sustainability mission.

However, different platforms have different strengths in influencer discovery. For instance, some might have a more extensive database of influencers, while others may offer more granular audience demographic data. The most suitable platform for a brand might vary, depending on its specific needs.

In terms of campaign workflows, once you have discovered suitable eco-conscious influencers, Flinque allows you to manage the entire campaign through its platform. It covers the campaign from planning, pitching, contract negotiations, content approvals, to result tracking. So if efficiency and integrated Workflow is crucial, then Flinque may be an excellent option for you.

Lastly, campaign performance tracking is key in ROI measurement. By being able to track and analyze the engagement of a campaign, you can derive insights to inform future campaigns. Influencer marketing platforms like Flinque provide these analytics for ease of campaign evaluation and refinement.

Remember, the efficacy of these platforms would depend on clear explanation of your needs and campaign objectives. Careful planning ensures your sustainable brand finds the perfect eco-conscious influencers.