Interview: Sir Martin Sorrell is certain Cannes Lions still matters, but will be attended by fewer clients and even more tech companies during this challenging year for advertising.

In brief: All supporters of the industry’s climate action initiative Ad Net Zero supporters are now required to publicly declare a “science-based net zero target”.

In brief: ITV has confirmed that it is “actively exploring” an acquisition for production company All3Media, the maker of popular shows Fleabag and The Traitors.

Actor Idris Elba and Miroma Group founder Marc Boyan have launched a global marketing and content business, nearly a year after the pair hatched a shock plan to buy Channel 4. 

The Channel 4 brand is a “companion” to guide viewers through a world of limitless video content.

Ofcom’s proposals to increase the amount of ads that ITV and Channel 4 can broadcast will cost £180m a year in ad revenue for non-public service broadcasters and hit niche channels hardest, according to research by multi-channel broadcasters.

Advertisers will be able to block publishers who do not meet a brand’s sustainability targets from their digital ad campaigns, using tools launched by purpose-led platform Good-Loop.

100% Media 0% Nonsense: Does Cannes still matter as a beacon of creative inspiration and collaboration, or it it just the biggest media and tech get-together in the world, asks the editor.

Tesco Media and Insight Platform has launched a media partnership in which FMCG brands can use Clubcard data to deliver personalised ads on Pinterest.

Barb Audiences is developing new tools and changes to panel measurement that will potentially reduce the number of shows on niche TV channels being given “zero” ratings.