Guardian news headline on 5 09 2019

According to the Guardian's online archives, the top news headlines on September 5th, 2019 were:

1. "UK's top civil servant to be questioned over Huawei leak": Sir Mark Sedwill, the UK's most senior civil servant, is to be questioned by MPs over a leak about the government's decision to allow Huawei to play a limited role in the UK's 5G network.
2. "Greta Thunberg: 'We're in the beginning of a mass extinction event'": The climate activist Greta Thunberg has warned that the world is facing a "mass extinction event" and that the window for action is rapidly closing.
3. "Boris Johnson's Brexit plan 'unworkable', says EU's chief negotiator": The EU's chief negotiator, Michel Barnier, has said that Boris Johnson's Brexit plan is "unworkable" and that the UK must come up with a new proposal if it wants to avoid a no-deal exit.
4. "UK's first vegan butcher shop opens in London": The UK's first vegan butcher shop has opened in London, offering plant-based alternatives to traditional meat products.
5. "Amazon rainforest fires: Brazil's president Jair Bolsonaro accused of 'genocide'": The Amazon rainforest is burning at a record rate, with many blaming Brazil's president, Jair Bolsonaro, for the destruction of the world's largest tropical rainforest.

These are just a few of the top headlines from that day. If you're looking for a specific article or more information, feel free to ask!