Problem: Add spaces: Tworecentstudieslayoutcompellingscenariosunderwhichvirtuallyalloftheworld’senergyneedscouldbemetwithrenewableenergysourcesby2050.

Spaces added: Two recent studies lay out compelling scenarios under which virtually all of the world’s energy needs could be met with renewable energy sources by 2050.

Problem: Add spaces: Movedogtoaconfinedareawhenitdoesmisbehave

Spaces added: Move dog to a confined area when it does misbehave

Problem: Add spaces: Hedescribedhimselfas"aNaziatHeart"andwasnicknamedMussolinettobyhiscolleaguesinHamburgforhisfascistsympathies,sothereseemslittledoubtthathedidjointheNazipartybecausehebelievedinwhattheystoodfor.

Spaces added: He described himself as "a Nazi at Heart" and was nicknamed Mussolinetto by his colleagues in Hamburg for his fascist sympathies, so there seems little doubt that he did join the Nazi party because he believed in what they stood for.

Problem: Add spaces: Thenoonwillbringmainlycloudlessweather.Morningtemperatureswillbearound19°C.Duringthedaytheywillreachamaximumof30°C.Lowtemperaturesatnightwillbearound20°C.Initiallywehavebrisksoutherlywindwithstronggusts,duringthenightwindswillbelight.

Spaces added:
The noon will bring mainly cloudless weather. Morning temperatures will be around 19 °C. During the day they will reach a maximum of 30 °C. Low temperatures at night will be around 20°C. Initially we have brisk southerly wind with strong gusts, during the night winds will be light.