Ever since there has been a fire in the forests of Australia, concern has been raised about the environment around the world. Swiss master Roger Federer has faced severe criticism from eminent environmentalist Greta Thunberg, amid concerns about Australia's wildfires and the current environmental situation. Federer has announced a large donation for the relief work of the fire in the forests of Australia on Monday. But he has had to give his clarification even for the criticisms received from Thunberg. Hyderabad FC appointed Albert Roca as head coach 38-year-old Federer said during an event in Melbourne, 'If anyone can donate for this, it would be great, we all need to show unity in this difficult time where everyone is united in the country at this time.' He said, 'We have to take steps to prevent such incidents in future so that this does not happen again at this stage. Roman Rance will compete with this wrestler We understand that it is difficult to stop the fire, but at this stage, such an incident does not happen, it has to be taken care of because it is a very big country. The Swiss master was severely criticized by many environmentalists around the world, including Thanberg, for having links with sponsors who invested in mineral fuels. Federer said that he will donate for the fire in the forests of Australia in the exhibition match on Wednesday. Ind Vs Aus: Australian team will beat India in their own home, claims Ricky Ponting