A sea of s**t

<!DOCTYPE html>
<html lang="en">
	<head>
		<meta charset="utf-8">
		<title>A sea of s**t</title>
		<script type="text/javascript" src="https://d3js.org/d3.v3.js"></script>
		<style type="text/css">
			body {
				background-color: rgb(208, 208, 208);
				margin-left: 150px;
				margin-right: 50px;
				margin-bottom: 10px;
				margin-top:10px;
				
			}
			#container {
				width: 700px;
				margin-left: auto;
				margin-right: auto;
				margin-top: 50px;
				padding: 50px;
				background-color: white;
				box-shadow: 3px 3px 5px 6px #ccc;
			}

#header {
				font-size: 40px;
				font-family: Rockwell, Helvetica;
				text-align: left;
			}

#subheader {
				font-size: 20px;
				font-family: Rockwell, Helvetica;
				text-align: left;
			}

g.bar text {
				font-size: 15px;
				font-weight: bold;
				text-anchor: end;
				opacity: 0;
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g.bar:hover rect {
				fill: orange;
			}

g.bar:hover text {
				opacity: 1;
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.axis text {
				font-family: sans-serif;
				font-size: 16px;
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.axis path,
			.axis line {
				fill: none;
				stroke: black;
				shape-rendering: crispEdges;
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.y.axis path,
			.y.axis line {
				opacity: 0;
			}

rect:hover {
				fill: orange;
			}

</style>
	</head>

<body>

<div id="subheader">
		Marine litter is not only an aesthetic problem – it also threatens human health and safety and has harmful impacts on marine organisms. This chart shows the main sources of marine litter in the Baltic Sea. Source: <a href ="https://www.helcom.fi/Lists/Publications/BSEP146.pdf">HELCOM Activities report 2014</a>
		</div>
	</div>

var w = 600;
		var h = 400;
		var padding = [20, 50, 20, 215];

var widthScale = d3.scale.linear()
							.range ([0, w - padding[1] - padding[3] ]);

var heightScale = d3.scale.ordinal()
							.rangeRoundBands([ padding[0], h - padding[2] ], .3);

var xAxis = d3.svg.axis()
					.scale(widthScale)
					.orient("bottom");

var yAxis = d3.svg.axis()
					.scale(heightScale)
					.orient("left");

var svg = d3.select("#container")
					.append("svg")
					.attr("width", w)
					.attr("height", h);

//Load in contents of CSV file
		d3.csv("MarineLitter.csv", function(data) {

data.sort(function(a, b) {
				return d3.descending(+a.Value, +b.Value);
			});

widthScale.domain([0, d3.max(data, function(d) {
				return +d.Value;
			}) ]);

heightScale.domain(data.map(function(d) {return d.MarineLitterSource} ));

//Bind data to groups (not bars directly)
			var groups = svg.selectAll("g")
							.data(data)
							.enter()
							.append("g")
							.attr("class", "bar");

//Add a rect to each group
			var rects = groups.append("rect")
				.attr("x", padding[3])
				.attr("y", function(d) {
					return heightScale(d.MarineLitterSource);
				})
				.attr("width", 0)
				.attr("height", heightScale.rangeBand())
				.attr("fill", "steelblue");

groups.append("text")
				.attr("x", function(d) {
					return padding[3] + widthScale(d.Value) - 3;
				})
				.attr("y", function(d) {
					return heightScale(d.MarineLitterSource) + 15;
				})
				.text(function(d) {
					return d.Value+"%";
				});

rects.transition()
			.delay(function(d, i) {
				//return i * 50;
				return (data.length - i) * 50;
			})

.duration(1500)
			.attr("width", function(d) {
				return widthScale(d.Value);

});

svg.append("g")
				.attr("class", "x axis")
				.attr("transform", "translate(" + padding[3] + "," + (h - padding[2]) + ")")
				.call(xAxis);

svg.append("g")
				.attr("class", "y axis")
				.attr("transform", "translate(" + padding[3] + ",0)")
				.call(yAxis);

});

</script>

</body>
</html>

Modified http://d3js.org/d3.v3.js to a secure url

https://d3js.org/d3.v3.js