Coronavirus outbreak slashes China's greenhouse gas emissions
One of the unexpected side effects of the coronavirus outbreak in China has been a dramatic drop in carbon emissions.
Al Jazeera's Wayne Hay reports from Hong Kong.
One positive effect of the coronavirus pandemic has been on the environment. It's led to the biggest ever reduction in the volume of carbon dioxide released into the world's atmosphere.
At the height of the lockdown scientists say that daily emissions around the world dropped by almost a fifth. The biggest fall was in China, while in the UK carbon dioxide output was reduced by 13 per cent. But scientists are warning that the cuts in greenhouse gases are likely to be temporary.
Meanwhile in the United States, President Trump has been strongly criticised by health experts, after stating that he was taking an anti-malarial drug to protect himself against coronavirus. Regulators have warned there's no evidence that hydroxychloroquine provides any protection from Covid-19 and say it can cause heart problems.
Huw Edwards presents BBC News at Ten reports from Science Editor David Shukman and North America correspondent Nick Bryant. The massive coronavirus outbreak has raised the question: Could anyone have seen this coming? Billionaire Microsoft founder and philanthropist Bill Gates did - publicly warning in 2015 that most countries are unprepared for the real probability of an infectious pandemic, and asserting "if anything kills over 10 million people in the next few decades, it's most likely to be a highly infectious virus, rather than a war." In this special report, MSNBC's Ari Melber reports on Gates' past warnings, his public. The Vice President's startling assessment that United States' coronavirus outbreak is on the same track as Italy's, the hardest hit country so far. Aired on 4/2/2020. The USS Theodore Roosevelt's commanding officer has been relieved from duty by the Navy after raising alarm bells on a coronavirus outbreak on the ship; Jennifer Griffin reports from the Pentagon.